在
中,
边上的高等于
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2a3382d3c6d023e33774fc899c5bcf9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cfc22e3229c6a4d0c8bf39e879eb8f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4f59a866c909c0592587196eada34e3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
2024·安徽·模拟预测 查看更多[2]
更新时间:2024-05-28 13:13:17
|
相似题推荐
单选题
|
较易
(0.85)
名校
【推荐1】如图,教室里悬挂着日光灯管
,灯线
,将灯管
绕着过
中点
的铅垂线
顺时针旋转
至
,且始终保持灯线绷紧,若旋转后该灯管升高了
,则
的长为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/20/0423c843-956f-4a6b-9b1e-ac268f729baa.png?resizew=151)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04a2a85234a3052c89c8698a531c182b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7de966c316db1013defc56372fcf814e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/270ddac9587bf1ea553914cb69595ab2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d5bca00fa20e6e80480b9d06d2e52ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bb0628cecbfc98d390e5447d52414e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbe9f7abf7bcf4e1aa2579cd191d7761.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/20/0423c843-956f-4a6b-9b1e-ac268f729baa.png?resizew=151)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
较易
(0.85)
【推荐2】如图,在下列网格中,小正方形的边长均为1,点A、B、O都在格点上,则
的正弦值是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/26/7b021c7e-8d32-4c63-9bd4-5ccd85312e83.png?resizew=129)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d7b2fe01a33c4825f9974ed9663a99c.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/26/7b021c7e-8d32-4c63-9bd4-5ccd85312e83.png?resizew=129)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次