Question 1099787
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If you want to make a progress // (to get a progress and understanding) in this issue,


I advise you to get acquainted with these three articles (links)



https://en.wikipedia.org/wiki/Cuboctahedron


http://mathworld.wolfram.com/DualPolyhedron.html


http://mathworld.wolfram.com/RhombicDodecahedron.html