如图,在Rt△ABC中,角ACB为90°,AC=3,BC=4,过点B作射线BB1‖AC.动点D从点A出发沿射线AC以每秒5个单位的速度运动,同时动点E从C点出发沿着AC方向以每秒3个单位的速度运动.过点D作DH⊥AB于点H,过点E作EF
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/17 12:41:29
![如图,在Rt△ABC中,角ACB为90°,AC=3,BC=4,过点B作射线BB1‖AC.动点D从点A出发沿射线AC以每秒5个单位的速度运动,同时动点E从C点出发沿着AC方向以每秒3个单位的速度运动.过点D作DH⊥AB于点H,过点E作EF](/uploads/image/z/918974-38-4.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%9C%A8Rt%E2%96%B3ABC%E4%B8%AD%2C%E8%A7%92ACB%E4%B8%BA90%C2%B0%2CAC%3D3%2CBC%3D4%2C%E8%BF%87%E7%82%B9B%E4%BD%9C%E5%B0%84%E7%BA%BFBB1%E2%80%96AC.%E5%8A%A8%E7%82%B9D%E4%BB%8E%E7%82%B9A%E5%87%BA%E5%8F%91%E6%B2%BF%E5%B0%84%E7%BA%BFAC%E4%BB%A5%E6%AF%8F%E7%A7%925%E4%B8%AA%E5%8D%95%E4%BD%8D%E7%9A%84%E9%80%9F%E5%BA%A6%E8%BF%90%E5%8A%A8%2C%E5%90%8C%E6%97%B6%E5%8A%A8%E7%82%B9E%E4%BB%8EC%E7%82%B9%E5%87%BA%E5%8F%91%E6%B2%BF%E7%9D%80AC%E6%96%B9%E5%90%91%E4%BB%A5%E6%AF%8F%E7%A7%923%E4%B8%AA%E5%8D%95%E4%BD%8D%E7%9A%84%E9%80%9F%E5%BA%A6%E8%BF%90%E5%8A%A8.%E8%BF%87%E7%82%B9D%E4%BD%9CDH%E2%8A%A5AB%E4%BA%8E%E7%82%B9H%2C%E8%BF%87%E7%82%B9E%E4%BD%9CEF)
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