Math · Algebra & Geometry
Algebra & Geometry calculators
Quadratics, slope, area, volume, triangles, distance and matrices.
Quadratic Formula CalculatorSolve ax² + bx + c = 0, including complex roots.Slope CalculatorSlope, angle and line equation from two points.Area CalculatorArea of common 2-D shapes — rectangle, triangle, circle, trapezoid and more.Volume CalculatorVolume of a box, sphere, cylinder, cone or pyramid.Surface Area CalculatorSurface area of a box, sphere, cylinder or cone.Circle CalculatorArea, circumference and diameter from a circle's radius.Triangle CalculatorArea, perimeter and angles of a triangle from its three sides.Right Triangle CalculatorHypotenuse, area and angles of a right triangle from its two legs.Pythagorean Theorem CalculatorSolve a² + b² = c² for the hypotenuse or a missing leg.Distance CalculatorStraight-line distance between two points in 2-D or 3-D.Matrix CalculatorAdd, subtract or multiply 2×2 / 3×3 matrices and find determinants.