Tetragonal trapezohedron
In geometry, a tetragonal trapezohedron, or deltohedron, is the second in an infinite series of trapezohedra, which are dual to the antiprisms. It has eight faces, which are congruent kites, and is dual to the square antiprism.
| Tetragonal trapezohedron | |
|---|---|
Click on picture for large version. | |
| Type | trapezohedra |
| Conway | dA4 |
| Coxeter diagram | |
| Faces | 8 kites |
| Edges | 16 |
| Vertices | 10 |
| Face configuration | V4.3.3.3 |
| Symmetry group | D4d, [2+,8], (2*4), order 16 |
| Rotation group | D4, [2,4]+, (224), order 8 |
| Dual polyhedron | Square antiprism |
| Properties | convex, face-transitive |
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