题型:单选题
难度:0.65
引用次数:131
题号:10143089
如图,将
绕点
逆时针旋转
得到
(点
的对应点是点
,点
的对应点是点
),连接
,若
,则
的大小是( )
![](https://img.xkw.com/dksih/QBM/2020/4/28/2451081245245440/2454532974592000/STEM/b0941046-8876-4d78-9be3-05faef0de85b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/391479c151307826c9765a47a5f10503.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80b5cf411c2fea8bc9f4a5fb497515a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3953cec61ac602ce5eb59b7912352179.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4c8a9c4957431681ddfc77895a88508.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6655cc150ddc9deba2254780984d0024.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6af87ad0c56eab158442794628fc84f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef121cb303fe599ecb89c1411607f1e7.png)
![](https://img.xkw.com/dksih/QBM/2020/4/28/2451081245245440/2454532974592000/STEM/b0941046-8876-4d78-9be3-05faef0de85b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2020-05-03 07:03:01
|
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【推荐1】如图,
中,
,
,将
绕点C逆时针旋转
,得到
,连结
,则
的长是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
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A.![]() | B.![]() | C.![]() | D.3 |
您最近一年使用:0次
单选题
|
适中
(0.65)
名校
【推荐2】如图,将
绕点
逆时针旋转角
(
)得到
,点
的对应点
恰好落在
边上,若
,
,则旋转角
的度数是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/16/eaea2b25-5647-45e8-9bbb-cb85077e12f2.png?resizew=157)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01e915c7310f3781887a1afb99dbf949.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68fbbd17c89f03dbb61cd6ffdb9a0344.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b415e384059078dc2f291bb2e5365981.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/16/eaea2b25-5647-45e8-9bbb-cb85077e12f2.png?resizew=157)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次