如图,将直角梯形ABCD置于直角坐标系中,点A和点C分别在x轴和y轴的正半轴上,点D和坐标原点O重合.已知:BC∥AD,BC=2,AD=AB=5,M(7,1),点P从点M出发,以每秒2个单位长度的速度水平向左平移,同时点Q
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![如图,将直角梯形ABCD置于直角坐标系中,点A和点C分别在x轴和y轴的正半轴上,点D和坐标原点O重合.已知:BC∥AD,BC=2,AD=AB=5,M(7,1),点P从点M出发,以每秒2个单位长度的速度水平向左平移,同时点Q](/uploads/image/z/8754732-36-2.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%B0%86%E7%9B%B4%E8%A7%92%E6%A2%AF%E5%BD%A2ABCD%E7%BD%AE%E4%BA%8E%E7%9B%B4%E8%A7%92%E5%9D%90%E6%A0%87%E7%B3%BB%E4%B8%AD%2C%E7%82%B9A%E5%92%8C%E7%82%B9C%E5%88%86%E5%88%AB%E5%9C%A8x%E8%BD%B4%E5%92%8Cy%E8%BD%B4%E7%9A%84%E6%AD%A3%E5%8D%8A%E8%BD%B4%E4%B8%8A%2C%E7%82%B9D%E5%92%8C%E5%9D%90%E6%A0%87%E5%8E%9F%E7%82%B9O%E9%87%8D%E5%90%88%EF%BC%8E%E5%B7%B2%E7%9F%A5%EF%BC%9ABC%E2%88%A5AD%2CBC%3D2%2CAD%3DAB%3D5%2CM%EF%BC%887%2C1%EF%BC%89%2C%E7%82%B9P%E4%BB%8E%E7%82%B9M%E5%87%BA%E5%8F%91%2C%E4%BB%A5%E6%AF%8F%E7%A7%922%E4%B8%AA%E5%8D%95%E4%BD%8D%E9%95%BF%E5%BA%A6%E7%9A%84%E9%80%9F%E5%BA%A6%E6%B0%B4%E5%B9%B3%E5%90%91%E5%B7%A6%E5%B9%B3%E7%A7%BB%2C%E5%90%8C%E6%97%B6%E7%82%B9Q)
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