如图,在平面直角坐标系中,
点坐标为
,将
绕原点
逆时针旋转
得到
,则点
的坐标是( )
![](https://img.xkw.com/dksih/QBM/2018/11/3/2067681280901120/2068857207619584/STEM/d140cea8a53d4ca3a691e57cd1b45019.png?resizew=136)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1bd499b1bc51d141c3733aec12c39ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae7a3e520a16d4fdd73c4e6a4ce7be0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b12d93bd1130088b622602a6c21c9c2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d1cb2eb40a914ba0bf9932cb3c7afb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/778e18952da928a6a6e5bdf544ce2c58.png)
![](https://img.xkw.com/dksih/QBM/2018/11/3/2067681280901120/2068857207619584/STEM/d140cea8a53d4ca3a691e57cd1b45019.png?resizew=136)
A.(-4, 3) | B.(-3, 4) |
C.(3, -4) | D.(4, -3) |
更新时间:2018-11-12 13:40:33
|
【知识点】 求绕某点(非原点)旋转90度的点的坐标
相似题推荐
单选题
|
适中
(0.65)
【推荐1】如图,在平面直角坐标系中,Rt△ABC的三个顶点的坐标分别为A(1,1),B(4,3),C(4,1),如果将Rt△ABC绕点C按顺时针方向旋转90°得到Rt△A′B′C′,那么点A的对应点A'的坐标是( )
![](https://img.xkw.com/dksih/QBM/2019/6/18/2228098125373440/2230142142488576/STEM/b3d4ac853e864800bcce6f4cf7a4d9a9.png?resizew=166)
![](https://img.xkw.com/dksih/QBM/2019/6/18/2228098125373440/2230142142488576/STEM/b3d4ac853e864800bcce6f4cf7a4d9a9.png?resizew=166)
A.(3,3) | B.(3,4) | C.(4,3) | D.(4,4) |
您最近一年使用:0次
单选题
|
适中
(0.65)
【推荐2】如图,已知点
,
(
),将线段
绕点A逆时针旋转
,则点B的对应点C的横坐标为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0d1e4a02f6a99a4b838dcaf9541d7f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39fa42c79c5e2bff6190e858572884ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c02b54dc6b3e1bb6544f47d4c8743fcf.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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