Vertex figure
In geometry, a vertex figure is the figure that results when a corner of a polyhedron or polytope is sliced off.
Vertex Figure Media
The vertex figure of the great icosahedron is a regular pentagram or star polygon {5/2}.
In geometry, a vertex figure is the figure that results when a corner of a polyhedron or polytope is sliced off.
The vertex figure of the great icosahedron is a regular pentagram or star polygon {5/2}.