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THE EIGHT DELTAHEDRA |
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Deltahedra
are convex polyhedra in which all the faces are indentical equilateral
triangles. There are 8 classes of deltahedra: the tetrahedron, the
octahedron, the icosahedron, the pentagonal bipyramid… and the
deltahedra with 12, 14 and 16 faces. |
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What
relationships are there between the number of faces C, the number of
edges A and the number of vertices V of a deltahedron? |
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Solution | |
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