The net of a 120-cell
The net of the 120-cell (one of the six regular polytopes in the four-dimensional space), can be constructed by pasting together two piles of 60 dodecahedra each, the two piles are made of a first pile of 10 dodecahedra, surrounded by 10 rings of 5 dodecahedra each.
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immagine di Gian Marco Todesco
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120-cell (4D geometry)
Various matters (4D geometry)