如图,
和
直尺的两边,且
,把三角尺的直角顶点放在
上.若
,则
的度数是( )
![](https://img.xkw.com/dksih/QBM/2024/3/20/3457605876760576/3458350415405056/STEM/b2171b25ecc041e9bc75f91d7b4b793b.png?resizew=215)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0fff774b4b0087a6f304ce930d359be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/235a46f917a962ab23ca558a9a957aa0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d57899ad4774aed9ccc7bd23db72153.png)
![](https://img.xkw.com/dksih/QBM/2024/3/20/3457605876760576/3458350415405056/STEM/b2171b25ecc041e9bc75f91d7b4b793b.png?resizew=215)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2024-04-03 11:32:14
|
相似题推荐
单选题
|
较易
(0.85)
【推荐1】将一副三角板按如图所示叠放在一起,则图中
的度数是( )
![](https://img.xkw.com/dksih/QBM/2020/12/3/2606161260978176/2613543495966720/STEM/fa042956cdbb4f2b9bb6cd1621dd629b.png?resizew=117)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/780d8fd6c6c1deeeb45e15f639719e02.png)
![](https://img.xkw.com/dksih/QBM/2020/12/3/2606161260978176/2613543495966720/STEM/fa042956cdbb4f2b9bb6cd1621dd629b.png?resizew=117)
A.75° | B.60° | C.45° | D.30° |
您最近一年使用:0次
单选题
|
较易
(0.85)
【推荐2】如图,将直尺与
角的三角尺叠放在一起,若
,则
的大小是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6b86c22b670a8e9f3896f9e8883fbbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f586d178cb0f69dd900967766ba8950a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d57899ad4774aed9ccc7bd23db72153.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/12/d1260b75-9953-48a2-b440-5da62650e2ff.png?resizew=121)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
较易
(0.85)
【推荐1】如图,已知直线
,
与
相交于点M,
与
相交于点N,
平分
则
的度数是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0fff774b4b0087a6f304ce930d359be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5845ffc7d1af9053b027cf9e726f5367.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e27ead878682f6a22d7fd19fead142df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48ea8be9535f942121f6f6d873d03272.png)
A.70° | B.80° | C.55° | D.65° |
您最近一年使用:0次
单选题
|
较易
(0.85)
【推荐2】如图,P是∠ABC内一点,点Q在BC上,过点P画直线a∥BC,过点Q画直线b∥AB,若∠ABC=115°,则直线a与b相交所成的锐角的度数为( )
![](https://img.xkw.com/dksih/QBM/2020/4/14/2441408742096896/2441831668252672/STEM/7b76365dca354710aeb56b89e1021d0b.png?resizew=158)
![](https://img.xkw.com/dksih/QBM/2020/4/14/2441408742096896/2441831668252672/STEM/7b76365dca354710aeb56b89e1021d0b.png?resizew=158)
A.25° | B.45° | C.65° | D.85° |
您最近一年使用:0次