Compound of dodecahedron and icosahedron

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First stellation of icosidodecahedron
Type Stellation and compound
Polyhedra 1 icosahedron
1 dodecahedron
Faces 20 triangles
12 pentagons
Edges 60
Vertices 32
Symmetry group icosahedral (Ih)

This polyhedron can be seen as either a polyhedral stellation or a compound.

[edit] As a compound

It can be seen as the compound of a icosahedron and dodecahedron. It is one of four compounds constructed from a Platonic solid or Kepler-Poinsot solid, and its dual.

It has icosahedral symmetry (Ih) and the same vertices as a rhombic triacontahedron.

[edit] As a stellation

This polyhedron is the first stellation of the icosidodecahedron, and given as Wenninger model index 47.

The stellation facets for construction are:

[edit] References

  • Wenninger, Magnus (1974). Polyhedron Models. Cambridge University Press. ISBN 0-52-109859-9.
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