In geometry, an n-agonal bifrustum is a polyhedron composed of three parallel planes of n-agons, with the middle plane largest and usually the top and...

In geometry, the pentagonal bifrustum or truncated pentagonal bipyramid is the third in an infinite series of bifrustum polyhedra. It has 10 trapezoidal...

In geometry, the triangular bifrustum is the second in an infinite series of bifrustum polyhedra. It has 6 trapezoid and 2 triangle faces. It may also...

The hexagonal bifrustum or truncated hexagonal bipyramid is the fourth in an infinite series of bifrustum polyhedra. It has 12 trapezoid and 2 hexagonal...

Cupola Bifrustum Boerdijk–Coxeter helix Császár polyhedron Flexible polyhedron Gyroelongated square bipyramid Heronian tetrahedron Hexagonal bifrustum Hexagonal...

Cupola Bifrustum Boerdijk–Coxeter helix Császár polyhedron Flexible polyhedron Gyroelongated square dipyramid Heronian tetrahedron Hexagonal bifrustum Hexagonal...

be irregular. The dual of this solid is the Gyroelongated pentagonal bifrustum. A Johnson solid is one of 92 strictly convex polyhedra that is composed...

horizontal plane. The elongated square bipyramid is dual to the square bifrustum, which has eight trapezoidals and two squares. A special kind of elongated...

truncated trapezohedra gyroelongated bipyramid cupola bicupola frustum bifrustum rotunda birotunda prismatoid scutoid Degenerate polyhedra are in italics...

= 127.38°. The dual of the elongated square bipyramid is a pentagonal bifrustum. Rajwade, A. R. (2001), Convex Polyhedra with Regularity Conditions and...