1 . 直线
过原点,与
平行.若角
的终边落在直线
上,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82da18f85781ccb440700a43e8a60b21.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0013466a25279420a84222507ae7c3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82da18f85781ccb440700a43e8a60b21.png)
您最近一年使用:0次
2021-08-24更新
|
161次组卷
|
3卷引用:江西省景德镇一中2020-2021学年高一下学期期中考试数学(文)试题
名校
2 . 如图,在等腰
中,
,
,
为
内一点,且
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4952d285173a0416e943e1ef5aac4f74.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af260e0d98c95d1e092dc4c6d348e3ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ced06b71073e1bb777f326f06016ce17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc9b0d3cf342e065b4c8e21443bfbfbc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b59798989a286cbf711be156b28e6b0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4952d285173a0416e943e1ef5aac4f74.png)
![](https://img.xkw.com/dksih/QBM/2021/7/13/2763408537804800/2766920981848064/STEM/4dc9a532-34bd-4737-b88d-30416bdf49f5.png?resizew=239)
您最近一年使用:0次
名校
3 . ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4a69d2ecfbf80b111b921af530fd33c.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4a69d2ecfbf80b111b921af530fd33c.png)
您最近一年使用:0次