Search Results for ""

There are several attractive polyhedron compounds consisting of three cubes. The first (left figures) arises by joining three cubes such that each shares two C_2 axes (Holden ...

A positive-height (outward-pointing) pyramid used in augmentation. The term was introduced by B. Grünbaum.

An enneacontahedron is a 90-faced polyhedron.

A sphere which acts as a model of a spherical (or ellipsoidal) celestial body, especially the Earth, and on which the outlines of continents, oceans, etc. are drawn.

A right-angled parallelepiped with dimensions a×ab×abc, where a, b, and c are integers.

One of the two pieces of a double cone (i.e., two cones placed apex to apex).

A bicupola in which the bases are in the same orientation.

A birotunda in which the bases are in the same orientation.

The edge of a polygon or face of a polyhedron are sometimes called sides.

A ball of radius 1.