已知:如图,在Rt△ACB中,∠C=90°,AC=4cm,BC=3cm,点P从B沿BA方向向点A匀速运动,速度为1cm/s;点Q从A出发沿AC方向向点C匀速运动,速度为2cm/s;连接PQ.若设运动时间为t(s)(0
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/13 16:19:45
![已知:如图,在Rt△ACB中,∠C=90°,AC=4cm,BC=3cm,点P从B沿BA方向向点A匀速运动,速度为1cm/s;点Q从A出发沿AC方向向点C匀速运动,速度为2cm/s;连接PQ.若设运动时间为t(s)(0](/uploads/image/z/15064972-52-2.jpg?t=%E5%B7%B2%E7%9F%A5%EF%BC%9A%E5%A6%82%E5%9B%BE%2C%E5%9C%A8Rt%E2%96%B3ACB%E4%B8%AD%2C%E2%88%A0C%3D90%C2%B0%2CAC%3D4cm%2CBC%3D3cm%2C%E7%82%B9P%E4%BB%8EB%E6%B2%BFBA%E6%96%B9%E5%90%91%E5%90%91%E7%82%B9A%E5%8C%80%E9%80%9F%E8%BF%90%E5%8A%A8%2C%E9%80%9F%E5%BA%A6%E4%B8%BA1cm%2Fs%3B%E7%82%B9Q%E4%BB%8EA%E5%87%BA%E5%8F%91%E6%B2%BFAC%E6%96%B9%E5%90%91%E5%90%91%E7%82%B9C%E5%8C%80%E9%80%9F%E8%BF%90%E5%8A%A8%2C%E9%80%9F%E5%BA%A6%E4%B8%BA2cm%2Fs%EF%BC%9B%E8%BF%9E%E6%8E%A5PQ.%E8%8B%A5%E8%AE%BE%E8%BF%90%E5%8A%A8%E6%97%B6%E9%97%B4%E4%B8%BAt%EF%BC%88s%EF%BC%89%EF%BC%880)
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