全等三角形测试题已知:如图19,BE=CF,BF⊥AC于点F,CE⊥AB于点E,BF和CE交于点D.求证AD平分∠BAC.-----------------------------------------------------------------------------------------------------------如图22,已知在△ABC
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![全等三角形测试题已知:如图19,BE=CF,BF⊥AC于点F,CE⊥AB于点E,BF和CE交于点D.求证AD平分∠BAC.-----------------------------------------------------------------------------------------------------------如图22,已知在△ABC](/uploads/image/z/812381-5-1.jpg?t=%E5%85%A8%E7%AD%89%E4%B8%89%E8%A7%92%E5%BD%A2%E6%B5%8B%E8%AF%95%E9%A2%98%E5%B7%B2%E7%9F%A5%EF%BC%9A%E5%A6%82%E5%9B%BE19%2CBE%3DCF%2CBF%E2%8A%A5AC%E4%BA%8E%E7%82%B9F%2CCE%E2%8A%A5AB%E4%BA%8E%E7%82%B9E%2CBF%E5%92%8CCE%E4%BA%A4%E4%BA%8E%E7%82%B9D.%E6%B1%82%E8%AF%81AD%E5%B9%B3%E5%88%86%E2%88%A0BAC.-----------------------------------------------------------------------------------------------------------%E5%A6%82%E5%9B%BE22%2C%E5%B7%B2%E7%9F%A5%E5%9C%A8%E2%96%B3ABC)
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