如图,已知菱形ABCD的对角线AC,BD交与点O,过点O的直线交边CB与点F,交边CB与点F,交边DC的延长线与点G(1)求证:DE=BF(已整出来,(2)若菱形ABCD的边长为1,请你判断DE/1+DG/1是否为定值,若是,请求出
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![如图,已知菱形ABCD的对角线AC,BD交与点O,过点O的直线交边CB与点F,交边CB与点F,交边DC的延长线与点G(1)求证:DE=BF(已整出来,(2)若菱形ABCD的边长为1,请你判断DE/1+DG/1是否为定值,若是,请求出](/uploads/image/z/4051398-30-8.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%B7%B2%E7%9F%A5%E8%8F%B1%E5%BD%A2ABCD%E7%9A%84%E5%AF%B9%E8%A7%92%E7%BA%BFAC%2CBD%E4%BA%A4%E4%B8%8E%E7%82%B9O%2C%E8%BF%87%E7%82%B9O%E7%9A%84%E7%9B%B4%E7%BA%BF%E4%BA%A4%E8%BE%B9CB%E4%B8%8E%E7%82%B9F%2C%E4%BA%A4%E8%BE%B9CB%E4%B8%8E%E7%82%B9F%2C%E4%BA%A4%E8%BE%B9DC%E7%9A%84%E5%BB%B6%E9%95%BF%E7%BA%BF%E4%B8%8E%E7%82%B9G%EF%BC%881%EF%BC%89%E6%B1%82%E8%AF%81%EF%BC%9ADE%3DBF%EF%BC%88%E5%B7%B2%E6%95%B4%E5%87%BA%E6%9D%A5%2C%EF%BC%882%EF%BC%89%E8%8B%A5%E8%8F%B1%E5%BD%A2ABCD%E7%9A%84%E8%BE%B9%E9%95%BF%E4%B8%BA1%2C%E8%AF%B7%E4%BD%A0%E5%88%A4%E6%96%ADDE%2F1%2BDG%2F1%E6%98%AF%E5%90%A6%E4%B8%BA%E5%AE%9A%E5%80%BC%2C%E8%8B%A5%E6%98%AF%2C%E8%AF%B7%E6%B1%82%E5%87%BA)
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