1 . 位于河北省承德避暑山庄西南十公里处的双塔山,因1300多年以前,契丹人在双塔峰顶建造的两座古塔增添了诸多神秘色彩.双塔山无法攀登,现准备测量两峰峰顶处的两塔塔尖的距离.如图,在与两座山峰、山脚同一水平面处选一点A,从A处看塔尖
的仰角是
,看塔尖
的仰角是
,又测量得
,若塔尖
到山脚底部
的距离为
米,塔尖
到山脚底部
的距离为
米,则两塔塔尖之间的距离为________ 米.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/30/89c7a0a8-1e2c-4123-8cb1-df07dd340bd8null?resizew=109)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79a97bb4dcfab4ec7539bc783d563c49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be6a6301878fed2a01413020b27310a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f81e24376a13d648c2ed0dc73bc710e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bda23637a152ef2a22245957e16cc5c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/578aebcec4f8ab25124f67eaf5b368a3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/30/90dd7506-d6af-4881-84f6-8825f2bd179e.png?resizew=145)
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2023-04-26更新
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8卷引用:河南省新乡市2022-2023学年高一下学期期中考试数学试题