Catalan solids(一)

This is my research topics. All figure are made by Cabri 3D.

Catalan solids are dual polyhedron of Archimedean solids.

Triakis Tetrahedron (三方四面體)

Rhombic Dodecahedron (菱形十二面體)

Small Triakis Octahedron(三方八面體)

Tetrakis Hexahedron(四方六面體)

Deltoidal Icositetrahedron(鳶形二十四面體)

Reference : http://mathworld.wolfram.com/CatalanSolid.html