Compound_of_five_tetrahemihexahedra Knowpia

Compound of five tetrahemihexahedra

Type	Uniform compound
Index	UC₁₈
Polyhedra	5 tetrahemihexahedra
Faces	20 triangles, 15 squares
Edges	60
Vertices	30
Symmetry group	chiral icosahedral (I)
Subgroup restricting to one constituent	chiral tetrahedral (T)

A compound of five tetrahemihexahedra is a uniform polyhedron compound and a symmetric arrangement of five tetrahemihexahedra. It is chiral with icosahedral symmetry (I).

Related polyhedra edit

Five tetrahemihexahedra in an icosidodecahedron

Its convex hull is an icosidodecahedron. Hence it is a faceting of an icosidodecahedron, shown at left. It shares its edges and triangular faces with the compound of five octahedra.

Icosidodecahedron	Compound of five octahedra	Compound of five tetrahemihexahedra

Skilling, John (1976), "Uniform Compounds of Uniform Polyhedra", Mathematical Proceedings of the Cambridge Philosophical Society, 79: 447–457, doi:10.1017/S0305004100052440, MR 0397554.