Johnson Solids (Page 3)
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(J59)
Parabiaugmented Dodecahedron
Vertices:
22 (10[3] + 10[4] + 2[5])
Faces:
20 (10 equilateral triangles + 10 regular pentagons)
Edges:
40
Symmetry:
5-fold Antiprismatic (D5v)
(values below based on edge length = 1)
Volume:
(25+11*sqrt(5))/6
≈8.2661246254162811101