資料來源 : pyDict

十一角形

資料來源 : Webster's Revised Unabridged Dictionary (1913)

Hendecagon \Hen*dec"a*gon\, n. [Gr. ? eleven + ? angle: cf. F.
   hend['e]cagone.] (Geom.)
   A plane figure of eleven sides and eleven angles. [Written
   also {endecagon}.]