• Codex@lemmy.world
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      11 days ago

      The semi-circle is one side, then the 2 straight edges, and the arc between them is the 4th side.

      • Doll_Tow_Jet-ski@fedia.io
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        11 days ago

        That’s what I thought. The only way on which this has four sides is if the semi -circle is a side. But if that’s the case, then I don’t know wha the definition of “side” is

        • bstix@feddit.dk
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          11 days ago

          Knock knock. Do you have a moment to discuss non-euclidean geometry?