> Kepler-Poinsot Polyhedra
> Great Icosahedron
Paper Great Icosahedron
Number of faces: 20
Number of edges: 30
Number of vertices: 12
Fold the dotted lines forwards. Fold the other lines backwards.
The Great Icosahedron is one of the four Kepler-Poinsot Polyhedra.
The 20 faces of the Great Icosahedron are made out of 9 triangles each. The model is made out of 180 parts of faces.
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