解题方法
1 . 已知角
的顶点为坐标原点,始边与x轴的非负半轴重合.若
为角
终边上的一点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38dd8aad9cfb5e1fe2a45d80923f1571.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a42451bdbef6c82dbaf8e06f0614794.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38dd8aad9cfb5e1fe2a45d80923f1571.png)
您最近一年使用:0次
解题方法
2 . 已知角
的终边经过点
,若
,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a135ec3dc30ab0fedd9ad4c960cb7def.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b795733830f0c601bf9381b39f07686.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
您最近一年使用:0次
解题方法
3 . 已知角
的终边经过点
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85699c636d611a621d2b174c11ffa77a.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0481d24e2af1e0cd348732b9444d1dde.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85699c636d611a621d2b174c11ffa77a.png)
您最近一年使用:0次
解题方法
4 . 已知角
的终边经过点
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/089f8ede46835a0d5ec4096e64f5db97.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c702acedee879f950ae321c0ad5eb69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/933f6afd66a4167526253325a2a84d71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/089f8ede46835a0d5ec4096e64f5db97.png)
您最近一年使用:0次
解题方法
5 . 已知角
的顶点在坐标原点,始边与
轴的非负半轴重合,
为角
的终边上一点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9251dff989f7d60db751b73033dee269.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fca83c03b38408530a554c755bb0175.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/262e2c503aef364a6bcad62acc92e3d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9251dff989f7d60db751b73033dee269.png)
您最近一年使用:0次
解题方法
6 . 已知点
的坐标为
,将
绕坐标原点
逆时针旋转
至
,则点
的坐标为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2e88ebfb5c0d6cce558b515be06404d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac1a63ab608517bb10aa036783dfb51f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48fce10478485ef01d2318fc3465bb4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7c314398e26ffc7164b82946eeb4273.png)
您最近一年使用:0次
名校
解题方法
7 . 在
中,
边上的高为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b939bf0591883ab80d9e58a03718c79.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94c9942f4bd614cd1a0f17567a78bd2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a93e2a81536c09565931293b515b413.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b939bf0591883ab80d9e58a03718c79.png)
您最近一年使用:0次
2024-03-22更新
|
438次组卷
|
2卷引用:湖南省邵阳市2024届高三第二次联考数学试题
解题方法
8 . 把一条线段分割为两部分,使较长部分的长度与全长的比值等于较短与较长部分的长度的比值,这个比值称为黄金分割比(简称黄金比).黄金比在建筑、艺术和科学等领域中都有广泛应用.我们把顶角为
的等腰三角形称为黄金三角形,它满足较短边与较长边的长度之比等于黄金比.由上述信息可求得![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5bef7ce8a5dc9f61a9a795e41030432.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63e411abb2d185fa546789b89e0fa5c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5bef7ce8a5dc9f61a9a795e41030432.png)
您最近一年使用:0次
解题方法
9 . 已知角
的终边经过点
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76ddccace62a90253c281eac9dc20108.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc9bbf6e7847f96706b54f079716bf23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76ddccace62a90253c281eac9dc20108.png)
您最近一年使用:0次
解题方法
10 . 若角
的终边过点
,则角
的终边与单位圆的交点坐标为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20feb7bb2bf1bd381dc2b3f7b5d2abda.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/680ecbff0dee20c07525c70278d066a5.png)
您最近一年使用:0次