论文部分内容阅读
证明弧相等大多数同学常常感到比较困难.本文拟从一道平几题的几种证法归纳出证明弧相等的几种常用的思路.题目已知AB是⊙O的直径,C是⊙O上的一点,
To prove the arc is equal to most students often feel more difficult. This article intends to sum up several common ideas to prove equal arcs from several proofs of a few questions. The topic is known as AB is the diameter of ⊙O, C is ⊙O A little bit,