如图,在长方形ABCD中,AB=Dc=12cm,BC=AD=8cm,点E,F,G分别从点A,B,C三点同时出发,沿长方形的边按逆时针方向移动,点F,G的速度均为1cm|s,点E的速度为4cm|s,当点E追上点F时,三个点随即停止移动,设移动开始
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![如图,在长方形ABCD中,AB=Dc=12cm,BC=AD=8cm,点E,F,G分别从点A,B,C三点同时出发,沿长方形的边按逆时针方向移动,点F,G的速度均为1cm|s,点E的速度为4cm|s,当点E追上点F时,三个点随即停止移动,设移动开始](/uploads/image/z/7002171-27-1.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%9C%A8%E9%95%BF%E6%96%B9%E5%BD%A2ABCD%E4%B8%AD%2CAB%3DDc%3D12cm%2CBC%3DAD%3D8cm%2C%E7%82%B9E%2CF%2CG%E5%88%86%E5%88%AB%E4%BB%8E%E7%82%B9A%2CB%2CC%E4%B8%89%E7%82%B9%E5%90%8C%E6%97%B6%E5%87%BA%E5%8F%91%2C%E6%B2%BF%E9%95%BF%E6%96%B9%E5%BD%A2%E7%9A%84%E8%BE%B9%E6%8C%89%E9%80%86%E6%97%B6%E9%92%88%E6%96%B9%E5%90%91%E7%A7%BB%E5%8A%A8%2C%E7%82%B9F%2CG%E7%9A%84%E9%80%9F%E5%BA%A6%E5%9D%87%E4%B8%BA1cm%7Cs%2C%E7%82%B9E%E7%9A%84%E9%80%9F%E5%BA%A6%E4%B8%BA4cm%7Cs%2C%E5%BD%93%E7%82%B9E%E8%BF%BD%E4%B8%8A%E7%82%B9F%E6%97%B6%2C%E4%B8%89%E4%B8%AA%E7%82%B9%E9%9A%8F%E5%8D%B3%E5%81%9C%E6%AD%A2%E7%A7%BB%E5%8A%A8%2C%E8%AE%BE%E7%A7%BB%E5%8A%A8%E5%BC%80%E5%A7%8B)
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