Assertion: icosahedron's polyhedron | /r/HasProperty | three dimensional shape
Facets:
value: with straight edges
type: OTHER
value: with flat polygonal faces
type: OTHER
value: with sharp corners
type: OTHER
value: with vertices
type: OTHER
value: in geometry
type: OTHER
Source sentences:
text: In geometry, a polyhedron (plural polyhedra or polyhedrons) is a three dimensional shape with flat polygonal faces, straight edges and sharp corners or vertices.