Mathematical calculators from basic arithmetic to advanced calculus, algebra, geometry, trigonometry, statistics, and complex number operations.
Calculate the average of multiple percentage values accurately.
Calculate Average Percentage Calculator --done easily.
Convert decimal numbers to percentages instantly.
Calculate Doubling Time Calculator --done easily.
Convert any fraction to a percentage instantly.
Calculate the percentage error between an experimental value and a theoretical value.
Track your progress towards a target or goal in percentage.
Calculate percentages easily from any number.
Calculate Percentage Calculator --done easily.
Calculate Percentage Difference Calculator --done easily.
Calculate percentage increase using the classic formula.
Calculate Percentage Increase Calculator -- done easily.
Find out what happens when you take a percentage of another percentage.
Calculate Percentage of a Percentage Calculator --done easily.
Calculate the difference in percentage points between two percentages.
Calculate the relative difference between two values as a unitless ratio or percentage.
Convert rise and run (slope) into a percentage grade.
Convert time duration to a percentage of a day, year, or custom period.
Calculate Time Percentage Calculator --done easily.
Solve linear absolute value equations of the form |ax + b| = c.
Solve inequalities involving absolute values like |ax + b| < c or |ax + b| > c.
Calculate Bessel functions of the first kind J_n(x).
Calculate "n choose k" combinations instantly.
Multiply two binomials using the visual Box Method.
Convert quadratic equations from standard form to vertex form.
Find the complex conjugate of any complex number.
Perform add, subtract, multiply, and divide operations on two complex numbers.
Find the Nth roots of any complex number.
Solve cubic equations of the form ax³ + bx² + cx + d = 0.
Determine the maximum possible number of positive and negative real roots.
Solve the diamond math problem: finds two numbers given their sum and product.
Solve for the constant of variation (k) and find missing values.
Calculate the discriminant of a quadratic equation to determine root types.
Solve systems of two linear equations using the elimination method.
Calculate erf(x) and erfc(x) values.
Factor quadratic trinomials into linear binomials.
Multiply two binomials using the FOIL method.
Calculate the Gamma function Γ(z) for real numbers.
Multiply two binomials using the area model (generic rectangle).
Visualize x > a, x < a, x ≥ a, or x ≤ a on a number line.
Calculate Graphing Inequalities on a Number Line Calculator easily.
Find the solution interval for inequalities like ax² + bx + c > 0.
Compute sinh, cosh, tanh, and their inverses.
Convert basic inequalities (like x > 5) into interval notation.
Convert compound inequalities (AND/OR) to interval notation.
Solve for k and unknowns in inverse variation (y = k/x) problems.
Expand the product of two binomials (ax+b)(cx+d).
Multiply two polynomials of any size.
Decompose a rational function into simpler partial fractions.
Check if a trinomial is a perfect square and factor it.
Divide polynomials using long division.
Find all subsets (the power set) of a given set.
Solve ax² + bx + c = 0 using the quadratic formula.
Perform addition, subtraction, and multiplication on quaternions.
Find all possible rational roots of a polynomial.
Expand (ax + b)² into a perfect square trinomial.
Check if Set A is a subset of Set B.
Solve a system of equations using the substitution method.
Perform synthetic division of a polynomial by a linear binomial (x - c).
Solve a system of 2 linear equations with 2 unknowns.
Find the Union (A ∪ B) and Intersection (A ∩ B) of two sets.
Calculate the absolute difference between two numbers.
Find the absolute value (magnitude) of any number.
Add or subtract two fractions and see the result simplified.
Add multiple numbers together to find the sum.
Demonstrate the associative property: (a+b)+c = a+(b+c).
Calculate the mean, median, and mode of a data set.
Round numbers up to the nearest integer.
Solve a system of congruences x ≡ a (mod n).
Find compatible numbers for easy mental estimation.
Find consecutive integers that sum to a specific number.
Solve for x in proportions using cross multiplication.
Calculate the cube root (∛) of any number.
Perform arithmetic operations on decimal numbers with high precision.
Find the digital root (repeated digit sum) of a number.
Visualize the distribution of multiplication over addition.
Check if a number is divisible by another number.
Divide two numbers and find the quotient and remainder.
Convert any fraction into a sum of unit fractions (1/n).
Break a number down into the value of each of its digits.
Find all factors and prime factors of a number.
Calculate the factorial (n!) of any non-negative integer.
Divide two numbers and round down to the nearest integer.
Round numbers down to the nearest integer.
Calculate total combinations by multiplying choices.
Calculate GCF and LCM simultaneously.
Find the Greatest Common Factor (GCF) of two or more numbers.
Calculate the geometric mean of a dataset.
Calculate the harmonic mean of a set of numbers.
Analyze properties of any integer.
Calculate the modular multiplicative inverse.
Find the Least Common Multiple (LCM) of numbers.
Add large numbers using the column method.
Multiply large numbers showing partial products.
Subtract large numbers using the column method.
Generate magic squares of any odd order.
Calculate the arithmetic mean of a set of numbers.
Calculate Minutes to Decimal Calculatorp easily.
Calculate the remainder of a division.
Multiply two numbers instantly.
Find the reciprocal (multiplicative inverse) of any number.
Calculate Multiplicative Inverse Modulo Calculator easily.
Determine the scale or power of 10 of a number.
Multiply using the partial products method.
Find the partial quotients (continued fraction coefficients) of a number.
Calculate the percent increase or decrease magnitude.
Calculate the result after a percentage drop.
Check if a number is a perfect cube.
Check if a number is a perfect square.
Estimate Pi using Monte Carlo simulation.
Identify the place value of each digit.
Find the 2s complement of a binary or decimal number.
Calculate the area of a triangle given vertex coordinates.
Estimate a value at a point (x, y) based on four known corner values.
Calculate the height of a hanging cable (catenary) at any point.
Find the standard equation of a circle given center and radius.
Check if three points lie on the same straight line.
Analyze a point on the coordinate grid (Quadrant, Radius, Angle).
Calculate the cosine similarity between two vectors.
Calculate the cross product vector of two 3D vectors.
Convert between Cartesian (x, y, z) and Cylindrical (r, θ, z) coordinates.
Find the direction angle of a 2D vector.
Calculate the distance between two points on a Cartesian plane.
Calculate the shortest distance from a 3D point to a plane.
Calculate the dot product to find the angle between vectors.
Find the missing endpoint of a line segment given the other endpoint and midpoint.
Find the standard equation of a sphere given center and radius.
Find the equation of a line (y=mx+b) from two points.
Calculate slope, grade (%), angle, and ratio from rise and run.
Find the point where two lines intersect.
Calculate the area of any polygon given its vertices.
Calculate the length of the latus rectum for Parabolas, Ellipses, and Hyperbolas.
Find the Line of Best Fit (y = mx + b) for a set of data points.
Find the parametric equation of the line where two 3D planes intersect.
Calculate the "Taxicab" distance between two points.
Find the midpoint between two coordinate points.
Find the vertex, focus, and directrix of a parabola.
Find the equation of a line parallel to another line.
Find the equation of the perpendicular bisector of two points.
Find the equation of a line perpendicular to another line.
Find the equation of a line given a point and a slope.
Convert between Cartesian coordinates (x, y) and Polar coordinates (r, θ).
Plot and evaluate polynomial functions of any degree.
Find the ratio in which a point divides a line segment.
Calculate slope as a fraction (Rise / Run) between two points.
Rotate a point (x, y) around the origin by a given angle.
Create a scatter plot graph from coordinates.
Find coordinates of a point dividing a line segment in a ratio.
Calculate the slope (rise over run) of a line.
Find the equation of a line in slope-intercept form (y = mx + b).
Convert between Cartesian (x, y, z) and Spherical coordinates (r, θ, φ).
Convert linear equations from Standard Form (Ax + By = C) to Slope-Intercept Form (y = mx + b).
Calculate the distance between two points in 3D space.
Find coordinates of a point given its distance from two known points.
Normalize a vector to find its direction unit vector.
Add or subtract two vectors (2D or 3D).
Calculate the length (magnitude) of a vector.
Project one vector onto another.
Convert a quadratic equation from Standard Form to Vertex Form.
Find the y-intercept of a line from its equation or points.
Add two fractions with like or unlike denominators.
Check which fraction is bigger or if they are equal.
Convert any decimal number into a simplified fraction.
Divide two fractions using the Keep-Change-Flip method.
Find fractions that are equal to your value.
Add, subtract, multiply, and divide fractions.
Raise a fraction to a power.
Convert fractions to decimal numbers.
Calculate the missing value to effectively scale dimensions to the Golden Ratio.
Convert improper fractions (top-heavy) to mixed numbers.
Find the lowest common denominator for two fractions.
Reduce a fraction to its lowest terms.
Add, subtract, multiply, and divide mixed fractions.
Turn mixed numbers into top-heavy fractions.
Multiply two fractions or mixed numbers.
Solve for the unknown variable in a proportion.
Simplify ratios or resize them to a new scale.
Reduce fractions to their simplest form.
Calculate the price or rate per single unit.
Calculate the adjoint (adjugate) of a square matrix.
Find the characteristic polynomial of a matrix.
Perform Cholesky Decomposition (A = LLᵀ) on a matrix.
Calculate the determinant using Laplace cofactor expansion.
Find the Matrix of Cofactors for any square matrix.
Find the basis for the column space of a matrix.
Calculate the condition number of a matrix to check stability.
Find the corner points (vertices) of a linear feasible region.
Solve a system of linear equations using Cramer's Rule.
Find matrices P and D such that A = PDP⁻¹.
Calculate the eigenvalues and eigenvectors of a matrix.
Solve systems or find RREF using Gauss-Jordan Elimination.
Orthogonalize a set of vectors using Gram-Schmidt process.
Compute the element-wise product of two matrices.
Find the inverse of a 2x2 or 3x3 matrix.
Find the weighted sum of vectors (Linear Combination).
Check if a set of vectors is linearly independent.
Decompose a matrix into Lower (L) and Upper (U) triangular matrices.
All-in-one Matrix Calculator for basic operations.
Calculate the determinant of a square matrix.
Multiply two matrices row-by-column.
Calculate various norms (Frobenius, 1-Norm, Infinity-Norm) of a matrix.
Calculate the power of a square matrix (Aⁿ).
Calculate the trace of a square matrix (sum of diagonal elements).
Calculate the transpose of a matrix (flip rows and columns).
Find the basis for the Null Space (Kernel) of a matrix.
Find the basis for the orthogonal complement of a subspace.
Check if a matrix is orthogonal.
Project a vector onto a subspace.
Decompose a matrix into unitary and positive semidefinite parts.
Calculate the Moore-Penrose pseudoinverse of a matrix.
Decompose a matrix into orthogonal (Q) and upper triangular (R) matrices.
Convert any matrix to Reduced Row Echelon Form (RREF).
Find the basis for the Row Space of a matrix.
Multiply a matrix by a scalar number.
Calculate the singular values of a matrix.
Compute the Singular Value Decomposition of a matrix.
Calculate the tensor (Kronecker) product of two matrices.
Calculate the inverse cosine (arccos) of a number.
Calculate the inverse sine (arcsin) of a number.
Calculate the inverse tangent (arctan) of a number.
Calculate cofunction identities for complementary angles.
Calculate the cosecant (csc) of an angle.
Calculate the cosine of an angle in degrees or radians.
Calculate the cotangent (cot) of an angle.
Calculate sin(2θ), cos(2θ), and tan(2θ) using double angle formulas.
Calculate sin(θ/2), cos(θ/2), and tan(θ/2) using half angle formulas.
Calculate all inverse trig functions (arcsin, arccos, arctan) at once.
Solve triangles using the Law of Cosines.
Solve triangles using the Law of Sines.
Calculate phase shift in trigonometric functions.
Reduce powers of sin and cos using power reducing formulas.
Calculate the secant (sec) of an angle.
Calculate the sine of an angle in degrees or radians.
Calculate sin(A±B), cos(A±B), and tan(A±B) using sum and difference formulas.
Calculate the tangent of an angle in degrees or radians.
Verify and explore fundamental trigonometric identities.
Calculate all six trigonometric functions at once.
Comprehensive trigonometry calculator for all your trig needs.
Explore the unit circle and find trig values for any angle.
Calculate the area of various 2D shapes.
Calculate the area of a rectangle using length and width.
Calculate the area of a crescent (two overlapping circles).
Find the center of mass for a system of point masses.
Find the geometric center (centroid) of a triangle.
Calculate the length of a chord in a circle.
Analyze and classify conic sections from equations.
Calculate the cross-sectional area of various shapes.
Calculate properties of a cycloid curve.
Calculate area, perimeter, and foci of an ellipse.
Calculate dimensions of a golden rectangle using the golden ratio.
Calculate area, perimeter, and other properties of a regular hexagon.
Calculate Land Area Calculator easily.
Calculate the second moment of area for common 2D shapes.
Calculate area, perimeter, and properties of a regular octagon.
Find the orthocenter of a triangle from vertex coordinates.
Calculate area, perimeter, and properties of a regular pentagon.
Calculate the perimeter of various 2D shapes.
Calculate area and perimeter of regular polygons.
Calculate area and perimeter of a quadrilateral.
Calculate missing segment lengths using the Segment Addition Postulate.
Calculate the area of a circular segment.
Calculate the arc length of an Archimedean spiral.
Calculate area, perimeter, and diagonal of a square.
Calculate area and perimeter of a regular star polygon.
Calculate area, perimeter, and properties of a trapezoid.
Calculate sides of a 30-60-90 special right triangle.
Calculate sides of a 45-45-90 isosceles right triangle.
Calculate the area of a right triangle.
Calculate the circumscribed circle (circumcircle) of a triangle.
Classify triangles by sides and angles.
Calculate all properties of an equilateral triangle.
Calculate triangle area using Herons formula with three sides.
Calculate the hypotenuse of a right triangle.
Calculate properties of an isosceles triangle.
Calculate the perimeter of any triangle.
Calculate the missing side of a right triangle using a² + b² = c².
Generate and verify Pythagorean triples.
Calculate all properties of a right triangle.
Calculate all sides and angles of a right triangle.
Calculate properties of similar triangles.
Calculate properties of 30-60-90 and 45-45-90 triangles.
Calculate the angles of a triangle from sides.
Calculate the area of any triangle using multiple methods.
Calculate the height (altitude) of a triangle.
Verify if three sides can form a valid triangle.
Calculate the length of a circular arc.
Calculate the area of a circle using radius or diameter.
Calculate all circle properties from any one measurement.
Explore and verify fundamental circle theorems.
Calculate the circumference of a circle.
Explore the surprising coin rotation paradox.
Find the equation of a circle from center and radius.
Calculate the area of a circular sector.
Calculate the area and perimeter of a semicircle.
Calculate the largest square that fits inside a circle.
Explore the surprising string around Earth paradox.
Calculate tangent line properties for a circle.
Calculate the angle between two vectors in 2D or 3D space.
Calculate the central angle of a circle from arc length and radius.
Calculate the angle between clock hands at any given time.
Find complementary angles that sum to 90 degrees.
Find coterminal angles by adding or subtracting 360°.
Find the reference angle for any angle in standard position.
Find supplementary angles that sum to 180 degrees.
Calculate cube properties from any one measurement.
Calculate volume, surface area, and diagonal of a cube.
Calculate the volume of an ellipsoid.
Calculate great circle distance on a sphere.
Calculate the lateral surface area of a trapezoidal prism.
Calculate angles in a pyramid.
Calculate the volume of a pyramid.
Calculate volume and surface area of a rectangular prism.
Calculate cone volume and surface areas.
Calculate cylinder volume and surface areas.
Calculate pyramid volume and surface areas.
Calculate slant height of cones and pyramids.
Calculate sphere properties from any one measurement.
Calculate surface area of various 3D shapes.
Calculate the surface area of a hemisphere.
Calculate the surface area of a triangular prism.
Calculate the SA:V ratio for 3D shapes.
Calculate the volume of a regular tetrahedron.
Calculate the surface area of a torus.
Calculate the volume of a torus (donut shape).
Calculate volume and surface area of a triangular prism.
Calculate volume of various 3D shapes.
Calculate the volume of a hemisphere.
Calculate the volume of a trapezoidal prism.
Calculate terms and sums of arithmetic sequences.
Explore the Collatz conjecture sequence.
Calculate the convolution of two sequences.
Calculate Fibonacci sequence numbers.
Calculate terms and sums of geometric sequences.
Calculate harmonic numbers and harmonic series.
Calculate the error bound for Taylor polynomial approximations.
Generate Pascal's triangle and find binomial coefficients.
Analyze and find patterns in number sequences.
Calculate the sum of consecutive integers.
Calculate sums of various mathematical series.
Calculate antilogarithm (inverse of logarithm).
Convert logarithms between different bases.
Condense multiple logarithms into one.
Divide expressions with exponents.
Divide square roots and radicals.
Calculate e^x (e raised to any power).
Expand logarithms using log properties.
Calculate powers and exponents.
Convert between exponential and standard form.
Evaluate exponential functions f(x) = ab^x.
Calculate exponential growth and decay.
Calculate logarithms with any base.
Multiply expressions with exponents.
Multiply square roots and radicals.
Calculate natural logarithms (ln).
Calculate negative logarithm (-log).
Calculate (b^m)^n using the power rule.
Calculate bitwise AND operation on binary numbers.
Add two binary numbers.
Perform binary arithmetic and logical operations.
Divide two binary numbers.
Convert between decimal and binary fractions.
Multiply two binary numbers.
Subtract two binary numbers.
Convert binary numbers to decimal.
Convert Binary to Hexadecimal.
Perform left and right bit shift operations.
Perform all bitwise operations on binary numbers.
Convert decimal numbers to binary.
Calculate Direction of the Vector Calculator easily.
Convert Binary to Gray Code and vice versa.
Convert Hexadecimal to Binary.
Calculate bitwise NOR operation on binary numbers.
Calculate one's complement by flipping all bits.
Calculate bitwise OR operation on binary numbers.
Calculate Percent Error Calculator --done easily.
Convert Text to Binary ASCII codes.
Calculate two's complement for negative numbers.
Calculate Vector Calculator easily.
Calculate bitwise XOR operation on binary numbers.
Convert decimal numbers to Babylonian cuneiform numerals.
Calculate software code complexity (McCabe metric).
Explore the mapping between integers and squares.
Resolve room assignments in an infinitely full hotel.
Calculate the involute function value (inv α) used in gear geometry.
Simulate a Linear Feedback Shift Register.
Validate numbers using the Luhn checksum algorithm.
Convert decimal numbers to Mayan vigesimal system.
Calculate probability of witnessing a miracle (Littlewood's Law).
Solve the Potato Paradox involving water weight percentages.
Analyze payoffs in the classic Prisoner's Dilemma.
Calculate basic M/M/1 queue metrics.
Demonstrate basic RSA key generation and encryption.
Explore the Ugly Duckling Theorem on classification.
Calculate the Euclidean distance between two points in a 2D plane.
Solve for unknown triangle sides and angles using Angle-Angle-Side (AAS) theorem.
Calculate the two acute angles of a right triangle given two sides.
Calculate the inverse tangent (arctan) of a number.
Calculate the lateral and total surface area of a truncated cone.
Calculate the area of any regular polygon given side length and number of sides.
Calculate the total surface area of a sphere given its radius.
Calculate the area of a square from its side, diagonal, or perimeter.
Calculate the area of a trapezoid using base lengths and height.
Calculate triangle area using the sine rule (Side-Angle-Side).
Calculate the area of triangles known to be obtuse.
Calculate the area of any general convex quadrilateral using diagonals and their angle.
Calculate triangle area using the coordinates of its three vertices.
Solve triangles using Angle-Side-Angle (ASA) inputs.
Calculate the slope of the secant line between two points.
Find the base of a triangle given its area and height.
Find the center (h, k) and radius of a circle from its general equation.
Find the center (h, k) of an ellipse from its general or standard form.
Find the geometric center (centroid) of a triangle using vertex coordinates.
Determine if two right triangles are similar by comparing sides or angles.
Generate the standard equation of a circle from its center and radius.
Calculate the full perimeter (circumference) length of a circle.
Calculate all circle properties (Radius, Diameter, Circumference, Area) from just one input.
Calculate the perimeter of a circle (circumference).
Find the circumcenter of a triangle (intersection of perpendicular bisectors).
Compare and calculate both Circumference and Area simultaneously.
Calculate the circumference of the base of a cylinder.
Convert any circumference directly to diameter.
Find the Least Common Denominator (LCD) for two or more fractions.
Find all common factors and the Greatest Common Factor (GCF) of a set of numbers.
Find the Least Common Multiple (LCM) and first few common multiples of a set of numbers.
Convert a complex number from rectangular (x + yi) to polar (r, θ) form.
Convert a complex number from polar (r, θ) to rectangular (x + yi) form.
Express a complex number in terms of sine and cosine.
Calculate the volume of a right circular cone.
Calculate the Euclidean distance between any two points (x1, y1) and (x2, y2).
Calculate the cosine of double the angle using Double Angle Identities.
Find the angle from a cosine value.
Calculate the inverse cosine (arccosine) of a value.
Calculate the Hyperbolic Cosine (cosh) of a value.
Solve triangle sides and angles using the Law of Cosines.
Calculate cylinder volume specifically in cubic feet.
Calculate cylinder volume specifically in cubic inches.
Calculate cylinder volume specifically in cubic yards.
Calculate the volume, surface area, and diagonal of a cuboid (rectangular prism).
Calculate the total external area of a cuboid (rectangular box).
Calculate the volume of a rectangular prism/cuboid.
Calculate the volume of a cylinder given radius and height.
Calculate cylinder volume in US Gallons.
Calculate cylinder volume in Liters.
Calculate the specific area of a regular decagon.
Calculate properties of a regular decagon (10-sided polygon).
Convert decimal latitude/longitude to DMS (Degrees° Minutes' Seconds").
Convert DMS coordinates back into single Decimal Degrees.
Calculate the diagonal length of any rectangle.
Calculate the diagonal distance across a square.
Calculate diameter from radius, circumference, or area.
Calculate the base diameter of a cone from its volume and height.
Calculate the diameter of a cylinder from volume and height.
Convert Diameter to Radius instantly.
Calculate the sum of all digits in a number.
Solve for width and height from Area and Perimeter.
Calculate the Euclidean distance between two coordinate points.
Divide two complex numbers (a+bi) and get the result in rectangular form.
Find all divisors (factors) of a given number.
Calculate the area of a 12-sided polygon from side, radius, or apothem.
Calculate properties of a regular 12-sided polygon.
Calculate sin(2θ), cos(2θ), and tan(2θ) from the single angle θ.
Reference tool for Double Angle identities.
Calculate the area of an ellipse from its semi-axes.
Estimate the perimeter of an ellipse using Ramanujan's approximation.
Calculate the perimeter of an ellipse (Redundant).
Convert center (h,k) and axes (a,b) into the Standard Equation of an Ellipse.
Convert numbers to Engineering Notation (exponents multiple of 3).
Find the circle equation given two endpoints of a diameter.
Calculate the area of a triangle with 3 equal sides.
Scale ratios up or down (A:B = C:D).
Find the Greatest Common Divisor (GCD) using the Euclidean Algorithm step-by-step.
Compute the straight-line distance between two points in N-dimensional space.
Provides exact radical forms (like √3/2) for common angles.
Convert any number to exponential form (A × 10ⁿ).
Find the exterior angle given the two opposite interior angles.
Calculate the 5th root of a number (⁵√x).
Calculate the coordinates of the foci (singular: focus) for any ellipse.
Calculate the 4th root of a number (⁴√x).
Calculate the Greatest Common Divisor of two or more numbers (Redundant).
Convert Center and Radius to General Form (x² + y² + Dx + Ey + F = 0).
Convert General Form (x² + y² + Dx + Ey + F = 0) to Standard Form (x-h)² + (y-k)² = r².
Find the Greatest Common Divisor (also called Denominator in older texts).
Calculate the GCD of multiple integers (Redundant).
Find the Highest Common Factor (HCF/GCF) (Redundant).
Calculate the vertical height of a cone from its volume, radius, or slant height.
Find the height of a cylinder given its volume or surface area.
Find the vertical height of a pyramid with a square base.
Calculate the area of a regular heptagon (Redundant).
Calculate area, perimeter, and angles of a regular heptagon (7-sided polygon).
Calculate Volume, Surface Area, and Height of a hexagonal pyramid.
Find the lateral and total surface area of a hexagonal pyramid.
Calculate the volume of a pipe or tube (hollow cylinder).
Simplify powers of the imaginary unit i (Redundant).
Perform basic operations with imaginary numbers (powers of i, addition).
Find the measure of an inscribed angle or central angle in a circle.
Solve integrals of the form 1/(x² + bx + c) using completing the square steps.
Compute missing angles in a triangle using interior/exterior theorems.
Calculate arccos(x) in degrees or radians.
Calculate arcsin(x) in degrees or radians.
Calculate the angle from a tangent ratio (Arctan).
Calculate the area of a trapezoid with unequal legs.
Check if 3 sides form a right-angled triangle.
Solve 45-45-90 triangles.
Find the diagonal of a 45-45-90 triangle.
Find the area of a symmetrical trapezoid.
Calculate area, perimeter, and angles of an isosceles trapezoid.
Solve for unknown angles in an isosceles triangle.
Calculate area using sides, height, or angles.
Calculate the vertex angle (A) of an isosceles triangle.
Calculate the altitude of an isosceles triangle.
Calculate the missing legs of an isosceles triangle.
Calculate the area of a kite shape.
Calculate the surface area of a cone's side (excluding base).
Calculate the curved area of a cylinder.
Find the LCD for a set of denominators.
Find the smallest shared factor of numbers.
Find the LCM of multiple numbers.
Find dimensions from Area and one other known value.
Find dimensions from Perimeter and one other known value.
Calculate the chord length of a circle.
Calculate distance between two coordinates.
Find length given other dimensions.
Calculate the regression line for a set of points.
Find the equation of a line from two points.
Estimate values between two known points.
Calculate the natural logarithm ln(x).
Find the local minimum or maximum of a quadratic function.
Calculate the binary logarithm log2(x).
Solve for x, base, or result in log equations.
Calculate derivative values for functions like x^x.
Find the lowest common denominator for fractions.
Calculate exponents (x to the power of y).
Calculate the median line of a trapezoid.
Calculate the midsegment length of a triangle.
Find the missing leg or hypotenuse.
Understand how Modulo fits PEMDAS.
Calculate modulo for negative inputs correctly.
Verify modulo arithmetic properties interactively.
Multiply two complex numbers (a+bi).
Multiply two numbers in standard form.
Solve non-right triangles.
Check and solve obtuse triangles.
Calculate area using Base and Height or Sides.
Find the perimeter of a parallelogram.
Calculate perimeter for regular or irregular polygons.
Calculate perimeter of any 4-sided shape.
Calculate the perimeter P = 2(l+w).
Find perimeter using Area and one Side.
Find perimeter given two legs.
Find the boundary length of a pie slice.
Calculates P = 4a.
Calculate perimeter using fractional inputs.
Find perimeter from X,Y coordinates.
Calculate nPr and nCr.
Convert rectangular z = a+bi to polar.
Convert (r, θ) to (x, y).
Convert (r, angle) to (x, y).
Convert Infix expressions to Polish (Prefix) or Reverse Polish (Postfix) notation.
Find interior and exterior angles.
Evaluate y = k · xⁿ.
Calculate (a^b) mod n for large numbers quickly.
Calculate 10 to the power of x.
Calculate 2 to the power of x.
Find any power of the imaginary unit i.
Break down any integer into its prime factors.
Check if a number is prime and find the nearest prime numbers.
Solve right triangles.
Find the area of a quadrant.
Find Perimeter and Area of 1/4 circle.
Calculate perimeter (L + 2r).
Compute the quotient and remainder of a division division.
Simplify square roots and nth roots.
Find radius from diameter, area, or circumference.
Find radius given Volume and Height.
Find radius given Volume and Height.
Find radius from Volume or Surface Area.
Simplify A:B.
Simplify A:B:C.
Convert fractional powers to radicals.
Remove radicals/roots from the denominator of a fraction.
Find the multiplicative inverse (1/x) of any number or fraction.
Find angle of diagonal.
Resize rectangles proportionally.
Volume of pyramid with rect base.
Convert (x, y) to (r, θ).
Check if two numbers are relatively prime (coprime).
Find the remainder of a division operation.
Factor quadratic trinomials into binomials.
Calc area via diagonals or base.
Calc everything for square pyramid.
Area of trapezoiod with 90° angle.
Area and perimeter of right trap.
Solve sides and angles (SOH CAH TOA).
Calculate the nth root of any number.
Calculate the RMS value of a dataset.
Round $ to 2 decimals.
Round to whole number.
Round 1234 to 1200.
Round to 2 decimal places.
Round to whole number.
Round currency to penny.
Round 12 to 10.
Round to 1 decimal place.
Round numbers to the nearest 1000.
Round to 3 decimal places.
Round numbers to the nearest integer, decimal, tenth, or hundredth.
Solve triangle with SAS.
Area via Heron's Formula.
Solve general triangles.
Convert numbers to Scientific (E) Notation and back.
Convert decimal to a × 10^n.
Add/Sub/Mul/Div scientific numbers.
Convert interval notation to set builder notation.
Count sig figs and round numbers to sig figs.
Solve using similarity ratio.
Reduce A:B to simple form.
Simplify complex roots into their simplest form.
Calculate Double Angle Sine.
Calculate Sine in degrees.
Find sin(θ).
Find angle from sine ratio.
Calculate Sin, Cos, Tan.
Graph or compute f(x)=A sin(B(x-C))+D.
Area = 0.5 ab sin(C).
Hyperbolic Sine.
Find cone's side length.
Find sides with scale factor.
Step-by-step Vertex Form.
Volume of a ball.
Area in sq ft.
Triangle area in sq ft.
Circle Area in sq ft.
Area in sq in.
Volume and Surface Area.
Volume V = a²h/3.
Find the square root of any number.
Solve Side-Side-Angle case.
Solve triangle from 3 sides.
(x-h)² + (y-k)² = r².
Convert linear equations to Standard Form (Ax + By = C).
Expand circle equation.
Convert Scientific to Standard.
Subtract two fractions with steps.
Calculate the difference between two numbers.
Calculate the sum of multiplied pairs (Dot Product).
Total Area = πr(r+s).
Area = 6a².
Tube Area = 2πr(r+h).
Area = L × W.
SA = 2(lw+lh+wh).
Sum of Base + 4 Triangles.
SA = a² + 2as.
Arctan Calculator.
Find angle from tangent.
Find angle from tan ratio.
Calculate tan(θ) = Opp/Adj.
Hyperbolic Tangent.
Check if a fraction results in a terminating or repeating decimal.
Find θ in Trig.
Find base angles.
Find h from Area.
P = a + b + c + d.
Find c from h and a,b.
SSS, SAS, ASA, AAS check.
Find 3rd angle.
Find side from coordinates.
Calculates side ratios.
Scale k = B/A.
Calculates relationship.
Finds missing side.
AA, SAS, SSS Similarity.
m = Rise / Run.
States 180° rule.
Find centroid and area.
Find the nth triangular number.
V = (Base × h) / 3.
Sin, Cos, Tan, Csc, Sec, Cot.
Convert Rad ↔ Deg.
Graph & Compute f(x).
SOH CAH TOA solver.
Volume and Surface Area.
Only Volume focus.
Find equation from 2 points.
V = a³.
Calculate Volume of a Hexagonal Pyramid Calculator easily.
V = L × W × H.
V = BaseArea × Length.
λ = v / f.
Calculate the average of numbers with differing importance (weights).
Calculate Line Equation from Two Points Calculator easily.
Calculate Three-Dimensional Distance Calculator easily.
Calculate the volume of a parallelepiped defined by three vectors.
Calculate (Reduced) Row Echelon Form Calculator easily.
Add or subtract two matrices of the same size.
Calculate Matrix by Scalar Calculator easily.
Find the rank of a matrix (number of linearly independent rows/columns).
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