勾股定理与逆定理的应用如图,要在河边修建一个水站,分别向A村和B村送水.已知A、B两村到河边的距离分别为2km和7km,且两村相距13km.(1)水站应建在什么地方使所用的水管最短?(2)如果铺设
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![勾股定理与逆定理的应用如图,要在河边修建一个水站,分别向A村和B村送水.已知A、B两村到河边的距离分别为2km和7km,且两村相距13km.(1)水站应建在什么地方使所用的水管最短?(2)如果铺设](/uploads/image/z/1707223-31-3.jpg?t=%E5%8B%BE%E8%82%A1%E5%AE%9A%E7%90%86%E4%B8%8E%E9%80%86%E5%AE%9A%E7%90%86%E7%9A%84%E5%BA%94%E7%94%A8%E5%A6%82%E5%9B%BE%2C%E8%A6%81%E5%9C%A8%E6%B2%B3%E8%BE%B9%E4%BF%AE%E5%BB%BA%E4%B8%80%E4%B8%AA%E6%B0%B4%E7%AB%99%2C%E5%88%86%E5%88%AB%E5%90%91A%E6%9D%91%E5%92%8CB%E6%9D%91%E9%80%81%E6%B0%B4.%E5%B7%B2%E7%9F%A5A%E3%80%81B%E4%B8%A4%E6%9D%91%E5%88%B0%E6%B2%B3%E8%BE%B9%E7%9A%84%E8%B7%9D%E7%A6%BB%E5%88%86%E5%88%AB%E4%B8%BA2km%E5%92%8C7km%2C%E4%B8%94%E4%B8%A4%E6%9D%91%E7%9B%B8%E8%B7%9D13km.%EF%BC%881%EF%BC%89%E6%B0%B4%E7%AB%99%E5%BA%94%E5%BB%BA%E5%9C%A8%E4%BB%80%E4%B9%88%E5%9C%B0%E6%96%B9%E4%BD%BF%E6%89%80%E7%94%A8%E7%9A%84%E6%B0%B4%E7%AE%A1%E6%9C%80%E7%9F%AD%3F%EF%BC%882%EF%BC%89%E5%A6%82%E6%9E%9C%E9%93%BA%E8%AE%BE)
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