TETRAHEDRON

Tetrahedron

In geometry, a tetrahedron is a polyhedron composed of four triangular faces, three of which meet at each corner or vertex. It has six edges and four vertices. The tetrahedron is the simplest of all the ordinary convex polyhedra and the only one that has four faces.

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tetrahedron

Noun

  1. a polyhedron with four faces; the regular tetrahedron, the faces of which are equal equilateral triangles, is one of the Platonic solids.


The above text is a snippet from Wiktionary: tetrahedron
and as such is available under the Creative Commons Attribution/Share-Alike License.

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