甲、乙两人沿一个圆形操场的边散步,从同一地点出发,背向而行,甲每分钟走40米,乙每分钟走38又2分之1米,经过4分钟后第一次相遇.这个操场的直径是多少米?
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/26 23:13:28
![甲、乙两人沿一个圆形操场的边散步,从同一地点出发,背向而行,甲每分钟走40米,乙每分钟走38又2分之1米,经过4分钟后第一次相遇.这个操场的直径是多少米?](/uploads/image/z/10319162-50-2.jpg?t=%E7%94%B2%E3%80%81%E4%B9%99%E4%B8%A4%E4%BA%BA%E6%B2%BF%E4%B8%80%E4%B8%AA%E5%9C%86%E5%BD%A2%E6%93%8D%E5%9C%BA%E7%9A%84%E8%BE%B9%E6%95%A3%E6%AD%A5%2C%E4%BB%8E%E5%90%8C%E4%B8%80%E5%9C%B0%E7%82%B9%E5%87%BA%E5%8F%91%2C%E8%83%8C%E5%90%91%E8%80%8C%E8%A1%8C%2C%E7%94%B2%E6%AF%8F%E5%88%86%E9%92%9F%E8%B5%B040%E7%B1%B3%2C%E4%B9%99%E6%AF%8F%E5%88%86%E9%92%9F%E8%B5%B038%E5%8F%882%E5%88%86%E4%B9%8B1%E7%B1%B3%2C%E7%BB%8F%E8%BF%874%E5%88%86%E9%92%9F%E5%90%8E%E7%AC%AC%E4%B8%80%E6%AC%A1%E7%9B%B8%E9%81%87.%E8%BF%99%E4%B8%AA%E6%93%8D%E5%9C%BA%E7%9A%84%E7%9B%B4%E5%BE%84%E6%98%AF%E5%A4%9A%E5%B0%91%E7%B1%B3%3F)
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