1、It is called Equilateral triangle that a triangle has equal legs.
三條邊都相等的三角形叫做等邊三角形。

2、Each face is an equilateral triangle and three faces meet at each vertex.
每一個面是正三角形并且于每一個頂點處有三個面相交。

3、Three-sided equilateral triangle that can be customized by dragging any selection handle.
可通過拖動任一選擇手柄來自定義的等邊三角形。