名校
解题方法
1 . 已知锐角
的内角
所对的边分别
,角
.若
是
的平分线,交
于
,且
,则
的最小值为________ ;若
的外接圆的圆心是
,半径是1,则
的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9890165d935a5a09a722a7aa3a97a7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa5f31951fed46f2d7b55f592097f6c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cfb4357df4f3f8eb661bcf4af28447f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50703c46b6153945d718b198f03b4b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21b28f28ced0531d1df34fcf04c6c67f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc26ade81a66d3157503274b6f9be900.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78c3428940cbab11fd2acbe8d377e8a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fcd57936f10d66c294f34478caf063e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b9b6030c8f4785ee6f1a340aaca1a00.png)
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4卷引用:黑龙江省双鸭山市第一中学2022-2023学年高一下学期期中数学试题
黑龙江省双鸭山市第一中学2022-2023学年高一下学期期中数学试题(已下线)模块三 专题3 小题满分挑战练(4)(人教B)江苏省扬州中学2022-2023学年高一下学期5月月考数学试题山东省济南市莱芜区济南市莱芜第一中学2022-2023学年高一下学期6月月考数学试题