已知四边形ABCD为矩形,AD=20cm,AB=10cm.M点从D点到A点的速度为2cm/s,P从 B到C速度为2cm/s,Q点从C到D速度为1cm/s,N点从A到B速度为1cm/s,若四个点同时出发(1)判断四边形MNPQ的形状(2)四边形MNPQ为菱形吗,
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![已知四边形ABCD为矩形,AD=20cm,AB=10cm.M点从D点到A点的速度为2cm/s,P从 B到C速度为2cm/s,Q点从C到D速度为1cm/s,N点从A到B速度为1cm/s,若四个点同时出发(1)判断四边形MNPQ的形状(2)四边形MNPQ为菱形吗,](/uploads/image/z/1522235-11-5.jpg?t=%E5%B7%B2%E7%9F%A5%E5%9B%9B%E8%BE%B9%E5%BD%A2ABCD%E4%B8%BA%E7%9F%A9%E5%BD%A2%2CAD%3D20cm%2CAB%3D10cm.M%E7%82%B9%E4%BB%8ED%E7%82%B9%E5%88%B0A%E7%82%B9%E7%9A%84%E9%80%9F%E5%BA%A6%E4%B8%BA2cm%2Fs%2CP%E4%BB%8E+B%E5%88%B0C%E9%80%9F%E5%BA%A6%E4%B8%BA2cm%2Fs%2CQ%E7%82%B9%E4%BB%8EC%E5%88%B0D%E9%80%9F%E5%BA%A6%E4%B8%BA1cm%2Fs%2CN%E7%82%B9%E4%BB%8EA%E5%88%B0B%E9%80%9F%E5%BA%A6%E4%B8%BA1cm%2Fs%2C%E8%8B%A5%E5%9B%9B%E4%B8%AA%E7%82%B9%E5%90%8C%E6%97%B6%E5%87%BA%E5%8F%91%EF%BC%881%29%E5%88%A4%E6%96%AD%E5%9B%9B%E8%BE%B9%E5%BD%A2MNPQ%E7%9A%84%E5%BD%A2%E7%8A%B6%282%EF%BC%89%E5%9B%9B%E8%BE%B9%E5%BD%A2MNPQ%E4%B8%BA%E8%8F%B1%E5%BD%A2%E5%90%97%2C)
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