Elongated triangular cupola
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| Elongated triangular cupola | |
|---|---|
 |
|
| Type | Johnson J17 - J18 - J19 |
| Faces | 4 triangles 9 squares 1 hexagon |
| Edges | 27 |
| Vertices | 15 |
| Vertex configuration | 3 of 3.4.3.4 6 of 3.43 6 of 42.6 |
| Symmetry group | C3v |
| Dual | - |
| Properties | convex |
In geometry, the elongated triangular cupola is one of the Johnson solids (J18). As the name suggests, it can be constructed by elongating a triangular cupola (J3) by attaching a hexagonal prism to its base.
The 92 Johnson solids were named and described by Norman Johnson in 1966.
