A triangular prism has three rectangular faces and two ... section is a pentagon.The 3D shape is a pentagonal prism. For all polyhedra the number of edges is two less than the sum of the number ...

For example, the polyhedron codeword that expresses a triangular prism based on this theory would be "34443". This sequence of numbers could be called both the name and the blueprint of the polyhedron ...

Pentagonal Pyramid National Museum of American History Polyhedron Model by Martin Berman, Triangular Cupola National Museum of American History Polyhedron Model by Martin Berman, Square Cupola ...