一题几何的题目,我头大了.过程中不允许出现全等证明.如图所示,已知△ABC中,AB=AC,BD,CE分别平分∠ABC和∠ACB,BD,CE相交于M,EF,DG分别平分∠AEG和∠ADE,EF,DG相交于H.求证:四边形EMDH是菱形.过程中,不
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![一题几何的题目,我头大了.过程中不允许出现全等证明.如图所示,已知△ABC中,AB=AC,BD,CE分别平分∠ABC和∠ACB,BD,CE相交于M,EF,DG分别平分∠AEG和∠ADE,EF,DG相交于H.求证:四边形EMDH是菱形.过程中,不](/uploads/image/z/13719372-60-2.jpg?t=%E4%B8%80%E9%A2%98%E5%87%A0%E4%BD%95%E7%9A%84%E9%A2%98%E7%9B%AE%2C%E6%88%91%E5%A4%B4%E5%A4%A7%E4%BA%86.%E8%BF%87%E7%A8%8B%E4%B8%AD%E4%B8%8D%E5%85%81%E8%AE%B8%E5%87%BA%E7%8E%B0%E5%85%A8%E7%AD%89%E8%AF%81%E6%98%8E.%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2C%E5%B7%B2%E7%9F%A5%E2%96%B3ABC%E4%B8%AD%2CAB%3DAC%2CBD%2CCE%E5%88%86%E5%88%AB%E5%B9%B3%E5%88%86%E2%88%A0ABC%E5%92%8C%E2%88%A0ACB%2CBD%2CCE%E7%9B%B8%E4%BA%A4%E4%BA%8EM%2CEF%2CDG%E5%88%86%E5%88%AB%E5%B9%B3%E5%88%86%E2%88%A0AEG%E5%92%8C%E2%88%A0ADE%2CEF%2CDG%E7%9B%B8%E4%BA%A4%E4%BA%8EH.%E6%B1%82%E8%AF%81%EF%BC%9A%E5%9B%9B%E8%BE%B9%E5%BD%A2EMDH%E6%98%AF%E8%8F%B1%E5%BD%A2.%E8%BF%87%E7%A8%8B%E4%B8%AD%2C%E4%B8%8D)
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