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全等三角形是平面几何的重要内容,在相似和圆中也占有重要的地位,要学好平面几何,必须从全等三角形开始,学习时要抓住以下要点:
Congruent triangle is an important content of plane geometry. It also occupies an important position in similarity and circle. To learn plane geometry, we must start from the congruent triangle. When learning, we must grasp the following points: