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有老哥教下我怎么做吗,求周长的

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有老哥教下我怎么做吗,求周长的


IP属地:新西兰来自Android客户端1楼2020-11-19 13:57回复
    The shaded area is (x+3)(2x-5)-6. It says that you need to use x,but not says that you ought to solve the quantity of x.


    IP属地:重庆来自Android客户端2楼2020-11-19 15:15
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