1·As I implemented the tests for equilateral and isosceles triangles, I realized that I was using only the delta value for calculations in right triangles.
当实现对等边三角形和等腰三角形的测试时，我认识到我只用了delta值来用于直角三角形的计算。
2·You have nicer legs than an Isosceles right triangle.
你的腿比等腰直角三角形漂亮多了。
3·A rule of the isosceles triangle formed this way.
阿规则的等腰三角形成的这种方式。
4·In this way, the isosceles triangle.
阿规则的等腰三角形成的这种方式。
5·He tried to prove that the triangle was isosceles.
他想证明那个三角形是等腰的。