Decagrammic Prism
Decagrammic Prism is a uniform polyhedron, with 20 vertices, 30 edges and 12 faces, symmetry group D10h of order 40.
Open Decagrammic Prism in the interactive viewer →
prism-family star uniform
Properties
- Vertices
- 20
- Edges
- 30
- Faces
- 12
- Convex
- no
- Density
- 3
- Symmetry
- D10h
- Orbifold
- *2210
- Symmetry order
- 40
- Circumradius
- {'value': 0.7949628992915994, 'exact': 'sqrt(7-2*sqrt(5))/2', 'source': 'pslq'}
- Inradius
- [{'face': '{4}', 'exact': 'sqrt(5-2*sqrt(5))/2', 'value': 0.3632712640026806}, {'face': '{10}', 'exact': '1/2', 'value': 0.5}]
- Midradius
- {'value': 0.6180339887498951, 'exact': '(-1+sqrt(5))/2', 'source': 'pslq'}