The edge of a polygon or face of a polyhedron are sometimes called sides.
Side
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Cite this as:
Weisstein, Eric W. "Side." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Side.html
The edge of a polygon or face of a polyhedron are sometimes called sides.
Weisstein, Eric W. "Side." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Side.html