Assertion: icosahedron | /r/HasProperty | solid
Facets:
value: with 20 faces
type: OTHER
Source sentences:
text: The icosahedron is solid that can be constructed from triangles, having 12 vertices, 30 edges, and 20 faces.
text: The icosahedron is a solid 3D figure with 20 faces that are all equilateral triangles.
text: An icosahedron is one of the 5 solids created by the ancient Greeks.