名校
1 . 半圆形量角器在第一象限内,且与
轴、
轴相切于D、E两点.设量角器直径
,圆心为
,点
为坐标系内一点.下列选项正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2c15801fee2405573677484f5dcfa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
A.![]() ![]() | B.![]() |
C.![]() | D.若![]() ![]() |
您最近一年使用:0次
2023-12-27更新
|
424次组卷
|
2卷引用:辽宁省部分名校2023-2024学年高二下学期5月质检数学试题
名校
解题方法
2 . 已知
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcaa4737bfb1bf1cf73324c2d3f3e0d0.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/964e75a96081c6a96f0090378d9827ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f872317741328db86321aa93af66d086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcaa4737bfb1bf1cf73324c2d3f3e0d0.png)
您最近一年使用:0次
2023-06-24更新
|
468次组卷
|
6卷引用:四川省广安友谊中学2022-2023学年高二第一次“零诊”模拟考试理科数学试题
3 . 已知
,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bc97dbad947c85e02c28dd08ddb57d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fec9be0d8598e60525d190bbc27d46f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa5aa846a5b7c96fe2ce665eb1ea5f0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84b8769d7bf2001355155359c70d8566.png)
A.![]() | B.![]() | C.![]() | D.5 |
您最近一年使用:0次
2022-08-08更新
|
739次组卷
|
5卷引用:内蒙古巴彦淖尔市衡越实验中学2022-2023学年高二上学期一诊考试理科数学试卷
内蒙古巴彦淖尔市衡越实验中学2022-2023学年高二上学期一诊考试理科数学试卷甘肃省天水市第一中学2023-2024学年高二上学期开学考试数学试题黑龙江省大庆市东风中学2021-2022学年高一下学期期末数学试题(已下线)高一下学期期末考点大通关真题精选100题(1)-期中期末考点大串讲海南省琼海市嘉积中学2022-2023学年高一下学期7月期末考试数学试题