Gyroelongated pentagonal pyramid

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Gyroelongated pentagonal pyramid | J11

Johnson solid

Vertices
11
Edges
25
Faces
16
Vertex configuration
  • 5(3³.5)
  • 6(3)
Faces by type
  • 15 triangles
  • 1 pentagon
Volume
≈1.889s³
Surface area
≈8.216s²
Sphericity
≈0.899
Symmetry
Pentagonal pyramidal, C5v
Order
10
Properties
--
Also known as
  • diminished icosahedron