21-gon
21-gon · 21-gons
двадцатиодноугольник
двадцятиоднокутник
Einundzwanzigeck
Synonym of icosihenagon: A polygon with twenty-one edges and twenty-one anglesSynonym of icosihenagon: A polygon with twenty-one edges and twenty-one angles.
Значение
значений: 1Synonym of icosihenagon: A polygon with twenty-one edges and twenty-one angles.
Происхождение
From 21 + -gon.From 21 + -gon.
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