2023八年级下·江苏·竞赛
1 . 如图,在正方形
中,点E、F分别在边
、
上,
于G,
,
,则
的长为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/187ed13a7bd532bd39af5e5ad7493a2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2c15801fee2405573677484f5dcfa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82773737609e65dea3c5c67099f1b10d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa2b5e09f8ec785c59900a529390a02.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/30/09cfc96a-c90d-490c-8924-1139a7c3323e.png?resizew=129)
A.4 | B.5 | C.6 | D.7 |
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2022八年级上·江苏·竞赛
2 . 如图,
是四根长度均为
的火柴棒,点A、C、E共线.
,
,求线段
的长度是多少?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f340e1a843d7a6b43235e3fad10a31d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3a9eed64d225267a58cd001db67e2a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dafddfd80f69337909f6eac0f0dbfd59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aa1162d5481e2441fe5bc0d49a576b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://img.xkw.com/dksih/QBM/2022/11/15/3110188486197248/3110208460128256/STEM/0ebe8bd7abf74b23b31042835ac2c1aa.png?resizew=277)
您最近一年使用:0次