Sphenocorona

Sphenocorona

Infobox_Polyhedron with net


Polyhedron_Type = Johnson
J85 - J86 - J87
Face_List = 2x2+2x4 triangles
2 squares
Edge_Count = 22
Vertex_Count = 10
Symmetry_Group = "C"2v
Vertex_List = 4(33.4)
2(32.42)
2x2(35)
Dual = -
Property_List = convex
Net_


In geometry, the Sphenocorona is one of the
Johnson solids ("J"86).

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=Sphenocorona | title=Sphenocorona


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