bilunabirotunda
Sign in to saveAlso known as J91
| vertex_config = | properties = convex, elementary | net = Johnson solid 91 net.png
Key facts
- Polyhedron.image
- Bilunabirotunda.png
- Polyhedron.type
- Johnson
- Polyhedron.faces
- 8 triangles2 squares4 pentagons
- Polyhedron.edges
- 26
- Polyhedron.vertices
- 14
- Polyhedron.symmetry
- \mathrm{D}_{2\mathrm{h
via Wikipedia infobox
Wikidata facts
- Instance of
- polyhedron
- Subclass of
- tetradecahedron
- Image
- Bilunabirotunda.png
- Has parts of class
- face
Show 6 more facts
- has facet polytope
- regular pentagon
- catalog code
- J91
- discoverer or inventor
- Norman Johnson
- Commons category
- Bilunabirotunda
- maintained by WikiProject
- WikiProject Mathematics
- short name
- J91
Sources (3)
via Wikidata · CC0
~2 min read
Encyclopedic overview
6 sectionsContents
- Properties
- Construction
- Applications
- Related polyhedra and honeycombs
- References
- External links
{{Infobox polyhedron | image = Bilunabirotunda.png | type = Johnson | faces = 8 triangles2 squares4 pentagons | edges = 26 | vertices = 14 | symmetry = \mathrm{D}_{2\mathrm{h}} | vertex_config = | properties = convex, elementary | net = Johnson solid 91 net.png }} thumb|3D model of a bilunabirotunda
In geometry, the bilunabirotunda is a Johnson solid with faces of 8 equilateral triangles, 2 squares, and 4 regular pentagons.
Excerpted from Wikipedia’s “bilunabirotunda” article, available under the CC BY-SA 4.0 licence.