Bilunabirotunda

Bilunabirotunda

Infobox Polyhedron with net



Polyhedron_Type=Johnson
J90 - J91 - J92
Face_List=2x4 triangles
2 squares
4 pentagons
Edge_Count=26
Vertex_Count=14
Symmetry_Group="D"2h|
Vertex_List=4(3.52)
8(3.4.3.5)
2(3.5.3.5)
Dual=-
Property_List=convex
Net_

In geometry, the bilunabirotunda is one of the Johnson solids ("J"91). It is one of the elementary Johnson solids that do not arise from "cut and paste" manipulations of the Platonic and Archimedean solids.

The 92 Johnson solids were named and described by Norman Johnson in 1966.

External links

*
** MathWorld | urlname=Bilunabirotunda | title=Bilunabirotunda


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