Tetrahedron Inradius Calculator

The Tetrahedron Inradius calculator calculates the radius of the incircle of tetrahedron by taking the length of its side as input.

(length of side)


units

units

How to use Tetrahedron Inradius Calculator

  1. Enter ✎ value for length of side \((s)\).
  2. The result appears beneath the inputs as you enter values.

About this calculation

The inradius of a tetrahedron, which is the radius of the largest sphere that can fit inside the tetrahedron, is half the length of the tetrahedron's edge.

Formula

To calculate the tetrahedron inradius, you can use the following formula.

Inradius = \( \frac{ s \sqrt{6} }{12} \)

where

    Calculation