Johnson Solids (Page 3)
(box: x-ray)
(F: faces)
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(J57)
Triaugmented Hexagonal Prism
Vertices:
15 ({12 + 3}[4])
Faces:
17 ({6 * 2} equilateral triangles + 3 squares
+ 2 regular hexagons)
Edges:
30
Symmetry:
3-fold Prismatic (D3h)
(values below based on edge length = 1)
Volume:
(sqrt(2)+3*sqrt(3))/2
≈3.3051829925398634647