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octahedron |
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octahedron: see polyhedron polyhedron (pŏl'ēhē`drən), closed solid bounded by plane faces; each face of a polyhedron is a polygon . ..... Click the link for more information. . octahedron a solid figure having eight plane faces How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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There were also crocheted versions of the five Platonic solids--the cube, the tetrahedron, the octahedron, the dodecahedron, and the icosahedron--as well as a bricklike fractal object called Menger's sponge. Adjoining rectangular extensions symbolizing the four corners of the world provide additional stability and two smaller further extensions rise above the main octahedron. The primary thesis in the Mysterium cosmographicum is that God created the (Copernican) universe to express the five platonic solids (the cube, tetrahedron, octahedron, icosahedron, and dodecahedron). |
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