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相似三角形的教学相似三角形是平面几何中的重要内容之一,也是难点之一。在解关于求对应角相等或对应边成比例的问题时,有的学生感到无从下手,怎样寻找两个相似的三
The Similar Triangle Teaching Similar Triangle is one of the most important contents in plane geometry and one of the difficulties. When solving the problem of getting the corresponding angle equal or the corresponding edge proportional, some students find it hard to get started and how to find two similar three