关于一个几何命题证明的思考

On Thinking of a Geometrical Proof

数学学习的重要目的在于培养学生的数学思维能力,养成良好的数学思维品质。从不同的角度分析问题、解决问题是培养数学思维品质的一个好方法,对培养思维的灵活性、广阔性有重要意义。从3个角度出发,给出一个几何命题的证明方法。

The important purpose of mathematics study is promoting students＇ mathematical thought,and developing good mental qualities.From different angle to analyze and solve problems is a good way of thinking to train mathematical thought,it has a significant meaning to be flexible and creative.This article gives a geometrical proof of methods from three angles.