The face of the polyhedron is formed by truncating the face of a great icosahedron (indicated in green).
A polyhedron consists of 20 groups of such polygons.
In the place of the cross section of the plane, a face is formed in the shape of a pentagonal star.
Video. Rotation of a polyhedron
One can specify the following mathematical characteristics in each of the five Platonic solids: 1....