Assertion: icosahedron's polyhedron | /r/HasProperty | nonconvex uniform
Facets:
Source sentences:
text: In geometry, the truncated great icosahedron (or great truncated icosahedron) is a nonconvex uniform polyhedron, indexed as U 55 .
text: In geometry, the truncated great icosahedron (or great truncated icosahedron) is a nonconvex uniform polyhedron, indexed as U 55 .