平行四边形已知E,H分别是AB,AD的中点,F,G是BD的两个三等分点,求证四边形ABCD是平行四边形那个,老师有提示,要连接AF,AG,AC的呢
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![平行四边形已知E,H分别是AB,AD的中点,F,G是BD的两个三等分点,求证四边形ABCD是平行四边形那个,老师有提示,要连接AF,AG,AC的呢](/uploads/image/z/8492125-13-5.jpg?t=%E5%B9%B3%E8%A1%8C%E5%9B%9B%E8%BE%B9%E5%BD%A2%E5%B7%B2%E7%9F%A5E%2CH%E5%88%86%E5%88%AB%E6%98%AFAB%2CAD%E7%9A%84%E4%B8%AD%E7%82%B9%2CF%2CG%E6%98%AFBD%E7%9A%84%E4%B8%A4%E4%B8%AA%E4%B8%89%E7%AD%89%E5%88%86%E7%82%B9%2C%E6%B1%82%E8%AF%81%E5%9B%9B%E8%BE%B9%E5%BD%A2ABCD%E6%98%AF%E5%B9%B3%E8%A1%8C%E5%9B%9B%E8%BE%B9%E5%BD%A2%E9%82%A3%E4%B8%AA%EF%BC%8C%E8%80%81%E5%B8%88%E6%9C%89%E6%8F%90%E7%A4%BA%EF%BC%8C%E8%A6%81%E8%BF%9E%E6%8E%A5AF%2CAG%2CAC%E7%9A%84%E5%91%A2)
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