The normal decagon would be the Petrie polygon of your common dodecahedron and icosahedron, and it truly is the biggest encounter that an Archimedean reliable can contain, as Using the truncated dodecahedron as well as truncated icosidodecahedron. The decagon is definitely the hemi-face on the icosidodecahedron, these kinds of that https://crithitceramics.com/product-category/fusion-sets/