将一张长方形纸片沿对角线剪开,得到两张三角形纸片,再将这两张三角形纸片摆放成如图所示的形式,使点B,F,C,D在同一条直线上.(1.)求证:AB⊥ED;(2.)若PB=BC,请找出图中与此条件有关的一对全等三
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![将一张长方形纸片沿对角线剪开,得到两张三角形纸片,再将这两张三角形纸片摆放成如图所示的形式,使点B,F,C,D在同一条直线上.(1.)求证:AB⊥ED;(2.)若PB=BC,请找出图中与此条件有关的一对全等三](/uploads/image/z/7229912-32-2.jpg?t=%E5%B0%86%E4%B8%80%E5%BC%A0%E9%95%BF%E6%96%B9%E5%BD%A2%E7%BA%B8%E7%89%87%E6%B2%BF%E5%AF%B9%E8%A7%92%E7%BA%BF%E5%89%AA%E5%BC%80%2C%E5%BE%97%E5%88%B0%E4%B8%A4%E5%BC%A0%E4%B8%89%E8%A7%92%E5%BD%A2%E7%BA%B8%E7%89%87%2C%E5%86%8D%E5%B0%86%E8%BF%99%E4%B8%A4%E5%BC%A0%E4%B8%89%E8%A7%92%E5%BD%A2%E7%BA%B8%E7%89%87%E6%91%86%E6%94%BE%E6%88%90%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%E7%9A%84%E5%BD%A2%E5%BC%8F%2C%E4%BD%BF%E7%82%B9B%2CF%2CC%2CD%E5%9C%A8%E5%90%8C%E4%B8%80%E6%9D%A1%E7%9B%B4%E7%BA%BF%E4%B8%8A.%281.%29%E6%B1%82%E8%AF%81%3AAB%E2%8A%A5ED%3B%282.%29%E8%8B%A5PB%3DBC%2C%E8%AF%B7%E6%89%BE%E5%87%BA%E5%9B%BE%E4%B8%AD%E4%B8%8E%E6%AD%A4%E6%9D%A1%E4%BB%B6%E6%9C%89%E5%85%B3%E7%9A%84%E4%B8%80%E5%AF%B9%E5%85%A8%E7%AD%89%E4%B8%89)
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