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Icosahedron

info

Icosahedron | I

Platonic solid

Vertices
12
Edges
30
Faces
20
Vertex configuration
3.3.3.3.3
Faces by type
  • 20 triangles
Volume
≈2.182s³
Surface area
≈8.66s²
Sphericity
≈0.939
Symmetry
Full icosahedral, Ih
Order
120
Properties
deltahedron
Also known as
  • snub tetrahedron
  • snub tetratetrahedron
  • gyroelongated pentagonal bipyramid
  • snub triangular antiprism