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According to Euler none; for all 3d shapes:

Vertices + Faces = Edges + 2

⇒ 12 + 8 = 19 + 2

⇒ 20 = 21

So unless 20 does equal 21, no 3d shape has 8 faces, 19 edges and 12 vertices.

Any 3d shape with 8 faces would be an octahedron.

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โˆ™ 2012-06-07 07:02:54
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Q: What 3d shape has 8 faces 19 edges 12 vertices?
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