Math Calculators

Calculate the absolute value of any number, find the distance between two numbers, and solve absolute value equations.

Calculate the arc length, sector area, and chord length of a circle given the radius and central angle.

Calculate the area, perimeter, and diagonal length of a rectangle from its length and width.

Find the nth term, sum of the first n terms, and preview an arithmetic sequence given the first term, common difference, and term number.

Convert numbers between binary, decimal, octal, and hexadecimal number systems instantly.

Calculate circle properties: area, circumference, diameter, and sector area from the radius or other known values.

Convert a quadratic expression ax² + bx + c into vertex form a(x - h)² + k. Find the vertex, roots, and discriminant instantly.

Calculate cone volume, surface area, slant height, and lateral area from radius and height.

Calculate the cosine of any angle in degrees or radians. Also find the inverse cosine (arccos), secant, and related angle information.

Solve proportions using cross multiplication. Find the missing value in a/b = c/d and verify proportion equality.

Calculate the cross product of two 3D vectors. Find the resulting vector, its magnitude, and the area of the parallelogram formed by the input vectors.

Calculate the cube root or any nth root of a number. Verify results and check for perfect roots.

Calculate cylinder volume, surface area, and lateral area from radius and height.

Convert any decimal number to its simplest fraction form. Supports terminating and repeating decimals.

Calculate the distance between two points in 2D using the distance formula. Based on the Pythagorean theorem.

Calculate the dot product of two vectors, the angle between them, and check for orthogonality. Supports 2D and 3D vectors.

Calculate ellipse area, circumference, eccentricity, and foci from the semi-major and semi-minor axes.

Calculate area, perimeter, height, inradius, and circumradius of an equilateral triangle from its side length.

Calculate the result of raising a base number to any power (exponent). Supports positive, negative, and fractional exponents.

Calculate the factorial of any non-negative integer (n!). Also computes permutations, combinations, and double factorials.

Generate Fibonacci numbers, find the nth Fibonacci number, and explore the golden ratio relationship.

Convert fractions to decimals and percentages. Enter a numerator and denominator to get instant results.

Find the Greatest Common Divisor (GCD) and Least Common Multiple (LCM) of two numbers.

Find the nth term, partial sum, and infinite sum of a geometric sequence given the first term, common ratio, and term number.

Calculate golden ratio relationships between segments. Find the longer segment, shorter segment, or total from any known value.

Calculate area, perimeter, apothem, and diagonals of a regular hexagon from its side length.

Calculate area, perimeter, height, base angles, and vertex angle of an isosceles triangle from the equal side and base lengths.

Solve triangles using the law of cosines. Find the unknown side and remaining angles from two sides and the included angle.