Geometry`Polytopes`
Geometry`Polytopes` functionality is available in the kernel function PolyhedronData.
Get the vertex coordinates of an octahedron:
Version 5.2
Version 5.2
Area, CircumscribedRadius, Dual, Faces, InscribedRadius, NumberOfEdges, NumberOfVertices, NumberOfFaces, and Volume were available in previous versions of Mathematica and are now available on the web at library.wolfram.com/infocenter/MathSource/6828.