如图,在直角梯形COAB中,CB//OA,以O为原点建立平面直角坐标系,A(10,0),C(0,8),CB=4,D为OA中点,动点P自A出发沿A-B-C-O的线路移动,速度为一个单位/秒,移动时间为T秒.1,我已求出B(4,8),AB=10,CB=4,CO=8,O
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![如图,在直角梯形COAB中,CB//OA,以O为原点建立平面直角坐标系,A(10,0),C(0,8),CB=4,D为OA中点,动点P自A出发沿A-B-C-O的线路移动,速度为一个单位/秒,移动时间为T秒.1,我已求出B(4,8),AB=10,CB=4,CO=8,O](/uploads/image/z/6289514-26-4.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%9C%A8%E7%9B%B4%E8%A7%92%E6%A2%AF%E5%BD%A2COAB%E4%B8%AD%2CCB%2F%2FOA%2C%E4%BB%A5O%E4%B8%BA%E5%8E%9F%E7%82%B9%E5%BB%BA%E7%AB%8B%E5%B9%B3%E9%9D%A2%E7%9B%B4%E8%A7%92%E5%9D%90%E6%A0%87%E7%B3%BB%2CA%EF%BC%8810%2C0%EF%BC%89%2CC%EF%BC%880%2C8%EF%BC%89%2CCB%3D4%2CD%E4%B8%BAOA%E4%B8%AD%E7%82%B9%2C%E5%8A%A8%E7%82%B9P%E8%87%AAA%E5%87%BA%E5%8F%91%E6%B2%BFA-B-C-O%E7%9A%84%E7%BA%BF%E8%B7%AF%E7%A7%BB%E5%8A%A8%2C%E9%80%9F%E5%BA%A6%E4%B8%BA%E4%B8%80%E4%B8%AA%E5%8D%95%E4%BD%8D%2F%E7%A7%92%2C%E7%A7%BB%E5%8A%A8%E6%97%B6%E9%97%B4%E4%B8%BAT%E7%A7%92.1%2C%E6%88%91%E5%B7%B2%E6%B1%82%E5%87%BAB%EF%BC%884%2C8%EF%BC%89%2CAB%3D10%2CCB%3D4%2CCO%3D8%2CO)
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