関連ワード:
a triangle in which two sides are equal in length is called a triangle in which two sides are equal in length a triangle in which any two sides are equal in length is called a triangle in which two sides are equal length is called dash a triangle whose two sides are equal in length is called a triangle whose any two sides are equal in length is called the triangle whose two sides are equal in length is known as a triangle has two sides equal in length a triangle having two side equal in length is known as a triangle which has only two sides equal in length is called
