Assertion: icosahedron's polyhedron | /r/HasProperty | regular
Facets:
Source sentences:
text: Definition: An icosahedron is a regular polyhedron with 20 congruent equilateral triangular faces.
text: For natural occurrences of regular polyhedra, see Regular polyhedron: Regular polyhedra in nature.
text: An icosahedron is a regular polyhedron that has 20 faces.
text: Icosahedron is a regular polyhedron with twenty faces.
text: To prove that the icosahedron is a regular polyhedron, we need to show that the figure satisfies four conditions:
text: An icosahedron is a regular polyhedron with 20 faces, each of which is a triangle.
text: An icosahedron is a regular polyhedron with 20 identical equilateral triangular faces, 30 edges and 12 vertices.
text: The Icosahedron is a regular polyhedron with 20 identical equilateral triangular faces, 30 edges and 12 vertices.
text: The regular icosahedron (often simply called "the" icosahedron) is the regular polyhedron and Platonic solid illustrated above having 12 polyhedron vertices, 30 polyhedron edges, and 20 equivalent equilateral triangle faces, .