如图,菱形abcd的边长为30cm,∠a=120°,点p沿折线a-b-c-d运动速度为每秒1cm;点q沿折线a-d-c-b运动,速度为每秒1.5cm.当一点达到终点时,另一点也随即停止运动.若点p,q,同时从点a出发,运动时间为ts、.(
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![如图,菱形abcd的边长为30cm,∠a=120°,点p沿折线a-b-c-d运动速度为每秒1cm;点q沿折线a-d-c-b运动,速度为每秒1.5cm.当一点达到终点时,另一点也随即停止运动.若点p,q,同时从点a出发,运动时间为ts、.(](/uploads/image/z/3186716-68-6.jpg?t=%E5%A6%82%E5%9B%BE%2C%E8%8F%B1%E5%BD%A2abcd%E7%9A%84%E8%BE%B9%E9%95%BF%E4%B8%BA30cm%2C%E2%88%A0a%3D120%C2%B0%2C%E7%82%B9p%E6%B2%BF%E6%8A%98%E7%BA%BFa-b-c-d%E8%BF%90%E5%8A%A8%E9%80%9F%E5%BA%A6%E4%B8%BA%E6%AF%8F%E7%A7%921cm%EF%BC%9B%E7%82%B9q%E6%B2%BF%E6%8A%98%E7%BA%BFa-d-c-b%E8%BF%90%E5%8A%A8%2C%E9%80%9F%E5%BA%A6%E4%B8%BA%E6%AF%8F%E7%A7%921.5cm.%E5%BD%93%E4%B8%80%E7%82%B9%E8%BE%BE%E5%88%B0%E7%BB%88%E7%82%B9%E6%97%B6%2C%E5%8F%A6%E4%B8%80%E7%82%B9%E4%B9%9F%E9%9A%8F%E5%8D%B3%E5%81%9C%E6%AD%A2%E8%BF%90%E5%8A%A8.%E8%8B%A5%E7%82%B9p%2Cq%2C%E5%90%8C%E6%97%B6%E4%BB%8E%E7%82%B9a%E5%87%BA%E5%8F%91%2C%E8%BF%90%E5%8A%A8%E6%97%B6%E9%97%B4%E4%B8%BAts%E3%80%81.%EF%BC%88)
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