User:Mariomaker-4/sandbox

= Icosikaienneahedron = An Icosikaienneahedron (also known as an Icosienneahedron) is a polyhedron with 29 faces. There are numerous types of Icosikaienneahedron, for example the Icosikaioctagonal pyramid, and Icosikaiheptagonal prism for instance.

Name of Icosikaienneahedron
The name of Icosikaienneahedron is based on its meaning. -ennea represents Nine. Icosi- represents Twenty, and when combined with the polyhedron suffix -hedron, and -kai- for the combining of the two numbers, the name of the polyhedron becomes Icosikaienneahedron.

= Hyperbolic 5-space Icosikaitetrahedral honeycomb = This is a honeycomb of data {3,3,4,3,3}.

= Roman Extended = "I V X L C D M ???." We need more!!! So yeah, people got together to extend the Roman numerals, so we could get further than 3999. (or in Roman.)  They used overlines, and the original numerals, to make the new ones!