Equilateral Triangle over Circle 外接等邊三角形

Autore:TLLF

Construct an equilateral triangle through the point B on its side based on its given incircle with center A. 已知圓心A及圓上的一點B。畫出外接等邊三角形，其中一邊與圓相切於B點。

Nuovi materiali