Elongated triangular pyramid | |
---|---|
Type | Johnson J6 – J7 – J8 |
Faces | 4 triangles 3 squares |
Edges | 12 |
Vertices | 7 |
Vertex configuration | 1(33) 3(3.42) 3(32.42) |
Symmetry group | C3v, [3], (*33) |
Rotation group | C3, [3]+, (33) |
Dual polyhedron | self |
Properties | convex |
Net | |
In geometry, the elongated triangular pyramid is one of the Johnson solids (J7). As the name suggests, it can be constructed by elongating a tetrahedron by attaching a triangular prism to its base. Like any elongated pyramid, the resulting solid is topologically (but not geometrically) self-dual.