These two polyhedra are the icosidodecahedron (left), and its dual, the rhombic triacontahedron (right). One nice thing about these two polyhedra is that one of them, the rhombic triacontahedron, can be used repeatedly, as a building-block, to build the other one, the icosidodecahedron. To get this started, I first constructed one edge of the […]

via Using Rhombic Triacontahedra to Build an Icosidodecahedron — RobertLovesPi.net