A tetrahedron or triangular pyramid is a polyhedron of 4 triangular faces.

4 triangular faces.
6 edges.
4 vertices

From each one of them they depart 3 edges.

If the faces are equal equilateral triangles, the tetrahedron is regular.

With this app you will be able to find the area of a tetrahedron with a simple formula.

It also has the feature of saving calculations so you can access a result that has been done before.

Get it and start calculating"