已知
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
______ ;![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6647eddb5b3825128160fda1b829b1cb.png)
________ ;![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6694c9e2934cc98c2581c653d123d5f4.png)
_________ ;若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/070d1ea22a92808dad7489438c239629.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c60b70d79f3c1737b3725a9af9a2b984.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff00796b67281f4fac8efe0f98028dfb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6647eddb5b3825128160fda1b829b1cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6694c9e2934cc98c2581c653d123d5f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7e4efe3aaab97dd761a11cdcb2cf4e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/070d1ea22a92808dad7489438c239629.png)
20-21七年级下·全国·课后作业 查看更多[4]
更新时间:2021-10-03 21:29:48
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【推荐1】如果一个正方形
的面积为69.
(1)正方形
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(1)正方形
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(2)正方形
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【推荐2】
的值是_________ ;
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f9844c14ff7b2ec28db4ade1a7ffc8b.png)
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【推荐1】如果
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您最近一年使用:0次