From search of external encyclopedias: From search of external encyclopedias:
Regular octahedron (Computing) [Prismatoid polyhedra] [Platonic solids] [Individual graphs] Solid with eight equal triangular faces ... Tetrahedron (Computing) [Pyramids and bipyramids] [Prismatoid polyhedra] [Self-dual polyhedra] Polyhedron with 4 faces ... Regular tetrahedron (Computing) [Platonic solids] [Deltahedra] Solid with four equal triangular faces ... Great icosahedron (Computing) [Deltahedra] [Regular polyhedra] Kepler-Poinsot polyhedron with 20 faces ... Regular icosahedron (Computing) [Regular polyhedra] [Platonic solids] [Deltahedra] Solid with twenty equal triangular faces ... Snub disphenoid (Computing) [Deltahedra] [Johnson solids] 84th Johnson solid (12 triangular faces) ...
KSF