帮忙解决一道数学题 初中二年级的一道题在三角形ABC中,D.E分别是BC上的两点,DE=EC,过D点作线段DF交AE于F点,DF平行于AB,DF=AC求证AE平分角BAC
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![帮忙解决一道数学题 初中二年级的一道题在三角形ABC中,D.E分别是BC上的两点,DE=EC,过D点作线段DF交AE于F点,DF平行于AB,DF=AC求证AE平分角BAC](/uploads/image/z/9299177-17-7.jpg?t=%E5%B8%AE%E5%BF%99%E8%A7%A3%E5%86%B3%E4%B8%80%E9%81%93%E6%95%B0%E5%AD%A6%E9%A2%98+%E5%88%9D%E4%B8%AD%E4%BA%8C%E5%B9%B4%E7%BA%A7%E7%9A%84%E4%B8%80%E9%81%93%E9%A2%98%E5%9C%A8%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E4%B8%AD%2CD.E%E5%88%86%E5%88%AB%E6%98%AFBC%E4%B8%8A%E7%9A%84%E4%B8%A4%E7%82%B9%2CDE%3DEC%2C%E8%BF%87D%E7%82%B9%E4%BD%9C%E7%BA%BF%E6%AE%B5DF%E4%BA%A4AE%E4%BA%8EF%E7%82%B9%2CDF%E5%B9%B3%E8%A1%8C%E4%BA%8EAB%2CDF%3DAC%E6%B1%82%E8%AF%81AE%E5%B9%B3%E5%88%86%E8%A7%92BAC)
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