Blend of 2 pentagonal prisms

Blend of 2 pentagonal prisms
Rank	3
Type	Orbiform
Space	Spherical
Notation
Bowers style acronym	Tupip
Elements
Faces	4+4 squares, 4 pentagons
Edges	2+4+4+8+8
Vertices	4+4+8
Vertex figure	4+8 (4.4.5) 4 (4.5.4/3.5/4)
Measures (edge length 1)
Circumradius	$\sqrt{\frac{15+2\sqrt5}{20}} \approx 0.98672$
Volume	$0$
Dihedral angles	4-5 (pip edges): 90°
	4-5 (at pseudo {4}): 18°
	4–4: 108°
Related polytopes
Conjugate	Blend of 2 pentagrammic prisms
Abstract & topological properties
Euler characteristic	2
Surface	Sphere
Orientable	Yes
Genus	0
Properties
Symmetry	B2×I, order 8
Convex	No
Nature	Tame

The blend of 2 pentagonal prisms is an orbiform polyhedron. It consists of 4+4 squares and 4 pentagons.

It appears as the vertex figure of the uniform small disnub dishexacosichoron. It also appears as a cell of the great snub trischiliahexacosichoron.

External links

• Klitzing, Richard. "tupip".