Polyhedra: A Visual Approach

Alternate Method Archimedean polyhedra chord factor circuits circumscribing sphere circumsphere close-packing arrangement congruent connectors constructed convex polygons convex polyhedron cuboctahedron decagonal deltahedron dihedral angle dome drawing dual edge lengths edge to edge equal equilateral triangles example face angles facially regular antiprisms facially regular prisms figures derived geodesic lines geodesic polyhedra Golden Proportion Golden Rectangle hedron hexagonal antiprism hexagonal faces hexagonal prism icosidodecahedron imaginary cubes insphere intersphere joining polyhedra midpoints number of faces octagon octahedra pair pentagonal dodecahedron pentagonal faces pentagonal prism pentagonal pyramids plane Platonic polyhedra principal polyhedron prisms and antiprisms R₁ radius regular faces regular polygons regular polyhedra rhombic dodecahedron rhombic triacontrahedron rotating second truncation shown in Diagram sketch small circle small rhombicuboctahedron snub cube square faces square pyramids stable struts subdivided tape tessellation third truncation Three frequencies triakis tetrahedron triangular faces truncated cube truncated icosahedron truncated octahedron truncated tetrahedron vertex figures vertices Diagram vertices touch