Sphenomegacorona

Infobox_Polyhedron with net


Polyhedron_Type = Johnson
J₈₇ - J₈₈ - J₈₉
Face_List = 2x2+3x4 triangles
2 squares
Edge_Count = 28
Vertex_Count = 12
Symmetry_Group = "C"_2v
Vertex_List = 2(3⁴)
2(3².4²)
2x2(3⁵)
4(3⁴.4)
Dual = -
Property_List = convex
Net_

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In geometry, the Sphenomegacorona is one of the
Johnson solids ("J"₈₈).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

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** MathWorld | urlname=Sphenomegacorona | title=Sphenomegacorona