Johnson Solids (Page 3)

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(J51) Triaugmented Triangular Prism
Vertices:  9  (3[4] + 6[5])
Faces:14  ({6 * 2 + 2} equilateral triangles)
Edges:21
Symmetry:  3-fold Prismatic  (D3h)
(values below based on edge length = 1)
Volume:(2*sqrt(2)+sqrt(3))/4    ≈1.1401194830787668478