已知在△ABC中,B=AC,M是BC的中点,MG⊥BA,MD⊥AC,GF⊥AC,DE⊥AB,垂足分别为G,DF,E,GF与DE相交于H,求证:四边形HGMD为菱形打错了,垂足分别为G,D,F,E,……
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![已知在△ABC中,B=AC,M是BC的中点,MG⊥BA,MD⊥AC,GF⊥AC,DE⊥AB,垂足分别为G,DF,E,GF与DE相交于H,求证:四边形HGMD为菱形打错了,垂足分别为G,D,F,E,……](/uploads/image/z/11476075-67-5.jpg?t=%E5%B7%B2%E7%9F%A5%E5%9C%A8%E2%96%B3ABC%E4%B8%AD%2CB%3DAC%2CM%E6%98%AFBC%E7%9A%84%E4%B8%AD%E7%82%B9%2CMG%E2%8A%A5BA%2CMD%E2%8A%A5AC%2CGF%E2%8A%A5AC%2CDE%E2%8A%A5AB%2C%E5%9E%82%E8%B6%B3%E5%88%86%E5%88%AB%E4%B8%BAG%2CDF%2CE%2CGF%E4%B8%8EDE%E7%9B%B8%E4%BA%A4%E4%BA%8EH%2C%E6%B1%82%E8%AF%81%EF%BC%9A%E5%9B%9B%E8%BE%B9%E5%BD%A2HGMD%E4%B8%BA%E8%8F%B1%E5%BD%A2%E6%89%93%E9%94%99%E4%BA%86%EF%BC%8C%E5%9E%82%E8%B6%B3%E5%88%86%E5%88%AB%E4%B8%BAG%2CD%2CF%2CE%2C%E2%80%A6%E2%80%A6)
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