Johnson Solids (Page 3)
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(J60)
Metabiaugmented Dodecahedron
Vertices:
22 ({4 + 2 * 3}[3] + {4 * 2 + 2}[4] + 2[5])
Faces:
20 ({4 * 2 + 2} equilateral triangles
+ {4 + 2 * 3} regular pentagons)
Edges:
40
Symmetry:
2-fold Pyramidal (C2v)
(values below based on edge length = 1)
Volume:
(25+11*sqrt(5))/6
≈8.2661246254162811101