如图,在直角梯形ABCD中,∠A=90°,AD∥BC,BC=BD=5cm,CD=根号10cm,点P由B出发沿BD方向匀速运动,速度为1cm/s,同时,线段EF由DC出发沿DA方向匀速运动,速度为1cm/s,交BD于Q,连接PE,若设运动时间为t(s)(0<t<2.5),
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![如图,在直角梯形ABCD中,∠A=90°,AD∥BC,BC=BD=5cm,CD=根号10cm,点P由B出发沿BD方向匀速运动,速度为1cm/s,同时,线段EF由DC出发沿DA方向匀速运动,速度为1cm/s,交BD于Q,连接PE,若设运动时间为t(s)(0<t<2.5),](/uploads/image/z/2805490-10-0.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%9C%A8%E7%9B%B4%E8%A7%92%E6%A2%AF%E5%BD%A2ABCD%E4%B8%AD%2C%E2%88%A0A%3D90%C2%B0%2CAD%E2%88%A5BC%2CBC%3DBD%3D5cm%2CCD%3D%E6%A0%B9%E5%8F%B710cm%2C%E7%82%B9P%E7%94%B1B%E5%87%BA%E5%8F%91%E6%B2%BFBD%E6%96%B9%E5%90%91%E5%8C%80%E9%80%9F%E8%BF%90%E5%8A%A8%2C%E9%80%9F%E5%BA%A6%E4%B8%BA1cm%2Fs%2C%E5%90%8C%E6%97%B6%2C%E7%BA%BF%E6%AE%B5EF%E7%94%B1DC%E5%87%BA%E5%8F%91%E6%B2%BFDA%E6%96%B9%E5%90%91%E5%8C%80%E9%80%9F%E8%BF%90%E5%8A%A8%2C%E9%80%9F%E5%BA%A6%E4%B8%BA1cm%2Fs%2C%E4%BA%A4BD%E4%BA%8EQ%2C%E8%BF%9E%E6%8E%A5PE%2C%E8%8B%A5%E8%AE%BE%E8%BF%90%E5%8A%A8%E6%97%B6%E9%97%B4%E4%B8%BAt%28s%29%280%26lt%3Bt%26lt%3B2.5%29%2C)
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