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OCTAHEDRON & ROMBODODECAHEDRON |
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 Watch video |
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Use
the triangular pyramids into which the tetrahedron decomposes and place
them on the faces of a regular octahedron… You will see the rhombo-dodecahedron
appear again. |
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What
figure do the shorter diagonals of the rhombi form? |
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Solution | |
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