Images for Mathematics

A puzzle

add to album

Four regular tetrahedra and a regular octahedron to make another regular tetrahedron of double side
See it without one of the tetrahedra.

The image belongs to the sections...:
Models of polyhedra (3D geometry)
Puzzles involving reconstruction of polyhedra (3D geometry)
Tetrahedron (3D geometry)


Your album

Your album still doesn't contain any image.