Tetrahedron Volume Calculator

Calculate the volume of a regular tetrahedron from its edge length.

Last updated: June 2026 | By Patchworkr Team

Edge Length

Edge Length is required.

For a regular tetrahedron, V = a^3 / (6sqrt(2)).

Live Results

Enter a valid edge length to see the volume.

Formula

Volume: V = a^3 / (6sqrt(2))

Example: a = 4

Volume: 4^3 / (6sqrt(2)) = 64 / (6sqrt(2)) about 7.54247233

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