Trigonal trapezohedron

Trigonal trapezohedron
Type trapezohedron
Conway notation dA3
Coxeter diagram
Faces 6 rhombi
Edges 12
Vertices 8
Face configuration 3,3,3,3
Symmetry group D3d, [2+,6], (2*3), order 12
Rotation group D3, [2,3]+, (223), order 6
Dual polyhedron trigonal antiprism
Properties convex, equilateral polygon, face-transitive, zonohedron, parallelohedron

In geometry, a trigonal trapezohedron is a polyhedron with six congruent quadrilateral faces, which may be scalene or rhomboid. The variety with rhombus-shaped faces is a rhombohedron. An alternative name for the same shape is the trigonal deltohedron.

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