证明就是从命题的题设出发,通过推理来判断命题的结论成立,学习几何必须学习证明。一、证明的一般步骤(1)仔细读题,领会题意,分清题设和结论; (2)根据题意,画出正确图形,并在图上标注字母和符号; Proof is to proceed from the proposition of the proposition. The conclusion of the judgment of the proposition by reasoning is established. Learning geometry must learn to prove. First, the general steps of the proof (1) read the questions carefully, comprehend the meaning of the questions, distinguish the questions and conclusions; (2) according to the meaning of the questions, draw the correct figures, and mark the letters and symbols on the map;