已知在三角形ABC 中,角C=90度,AC=4,BC=3,动点P从点A出发,以每秒5/4个单位的速度沿AB方向向终点B运动同时,动点Q也从点A出发,以每秒1个单位的速度沿AC方向向终点C运动.连接PC、BQ相交于点D.设两点
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![已知在三角形ABC 中,角C=90度,AC=4,BC=3,动点P从点A出发,以每秒5/4个单位的速度沿AB方向向终点B运动同时,动点Q也从点A出发,以每秒1个单位的速度沿AC方向向终点C运动.连接PC、BQ相交于点D.设两点](/uploads/image/z/6687930-66-0.jpg?t=%E5%B7%B2%E7%9F%A5%E5%9C%A8%E4%B8%89%E8%A7%92%E5%BD%A2ABC+%E4%B8%AD%2C%E8%A7%92C%3D90%E5%BA%A6%2CAC%3D4%2CBC%3D3%2C%E5%8A%A8%E7%82%B9P%E4%BB%8E%E7%82%B9A%E5%87%BA%E5%8F%91%2C%E4%BB%A5%E6%AF%8F%E7%A7%925%2F4%E4%B8%AA%E5%8D%95%E4%BD%8D%E7%9A%84%E9%80%9F%E5%BA%A6%E6%B2%BFAB%E6%96%B9%E5%90%91%E5%90%91%E7%BB%88%E7%82%B9B%E8%BF%90%E5%8A%A8%E5%90%8C%E6%97%B6%2C%E5%8A%A8%E7%82%B9Q%E4%B9%9F%E4%BB%8E%E7%82%B9A%E5%87%BA%E5%8F%91%2C%E4%BB%A5%E6%AF%8F%E7%A7%921%E4%B8%AA%E5%8D%95%E4%BD%8D%E7%9A%84%E9%80%9F%E5%BA%A6%E6%B2%BFAC%E6%96%B9%E5%90%91%E5%90%91%E7%BB%88%E7%82%B9C%E8%BF%90%E5%8A%A8.%E8%BF%9E%E6%8E%A5PC%E3%80%81BQ%E7%9B%B8%E4%BA%A4%E4%BA%8E%E7%82%B9D.%E8%AE%BE%E4%B8%A4%E7%82%B9)
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