New Resources
- Sheet-Graph
- interior exterior angle of polygon
- Rhombicosidodecahedron (V=60) from Biscribed Pentakis Dodecahedron for the case of trisection of its 8st order segments
- The Great Rhombicosidodecahedron (V=120) from Biscribed Pentakis Dodecahedron for the case of trisection of its 7st order segments
- central interior angles