Circle Calculator

Calculate the volume, slant height and surface area of a right circular cone from its radius and height.

Calculate the volume, surface area and space diagonal of a cube from a single edge length using exact formulas.

Calculate the volume and surface area of a cylinder from its radius and height using exact formulas with π.

Calculate the area and approximate perimeter of an ellipse from its semi-major and semi-minor axes using Ramanujan’s formula.

Calculate the area and perimeter of a parallelogram from its base, perpendicular height and side length.

Calculate the volume, slant height and surface area of a square pyramid from its base edge and height.