Volume Calculator

Compute volume and surface area for common 3D solids with formulas and substitutions shown.

How to use the volume calculator

Choose a solid.
Enter its dimensions.
Volume is in cubic units.

Examples

Cylinder r = 3, h = 5

Answer: 45π ≈ 141.37

Sphere r = 2

Answer: 32π/3 ≈ 33.51

Formulas

Volume of a Cylinder

V = π r^{2} h

Volume of a Sphere

V = \frac{4}{3} π r^{3}

Frequently asked questions