They don't have names beyond "the faces of the tetrahedron."
Chat with our AI personalities
A tetrahedron or triangular pyramid.
No. The faces of a tetrahedron are equilateral triangles, but none of the faces is parallel to another one of the faces -- they could not be parallel, since by the definition of a tetrahedron, all the faces intersect(!) and parallel planes do not intersect.
tetrahedron
There are four number of faces in a tetrahedron.
Tetrahedron