Geometry Calculators

Calculate the area and circumference of a circle using the radius.

Calculate the area and perimeter of any rectangle by entering length and width.

Calculate triangle area using base and height or Heron formula with three sides.

Calculate the volume of spheres, cubes, cylinders, and cones. Select shape and enter dimensions.

Solve the Pythagorean theorem by entering any two sides of a right triangle.

Calculate the volume and lateral surface area of a cylinder using radius and height.

Calculate the volume and surface area of a sphere from its radius.

Calculate the perimeter of squares, rectangles, triangles, and circles.