Square bifrustum

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Square Bifrustum
Tetragonal trapezohedron
Type Bifrustum
Faces 8 trapezoids, 2 squares
Edges 22
Vertices 12
Symmetry group D4h
Dual polyhedron elongated square dipyramid
Properties convex

The square bifrustum or square truncated bipyramid is the second in an infinite series of bifrustum polyhedra. It has 4 trapezoid and 2 square faces.

This polyhedron can be constructed by taking a square dipyramid and truncating the polar axis vertices, making is into two end-to-end frustums.

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