已知线段a,b,c,d是比例线段,其中
,
,
,则a等于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cb24a299645b851f227d413fa92d407.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e777d655e7857912fdb29ac5be32eb83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c74e8a44476d2c2583e39392fa2edf6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd995178601c2ad7b40f973d268c7bb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
A.1cm | B.4cm | C.9cm | D.36cm |
更新时间:2019-04-20 19:40:09
|
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【推荐2】已知线段
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A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次