1 . 如图,一艘海轮位于灯塔
的北偏东
方向,距离灯塔
海里的
岛,它沿正南方向航行一段时间后,到达位于灯塔
的东南方向上的
岛,求
、
两岛之间的距离.(结果保留整数)【参考数据:
,
,
】
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2931e9bcd1cd5280d783ed6dda4ca38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90dd550e1ad9bbf01687ffb4aab788ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44d1950507c3bbc3e796089c97f71711.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f5e4a82905a21bb7bae8829bdc4f91a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44bf3c92255b0d8feff453129d70ab17.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/28/5a8361f3-043b-4342-b1c7-8287ac69c26f.png?resizew=131)
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2023-01-26更新
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5卷引用:吉林省长春市宽城区第四十八中学2022-2023学年九年级上学期10月月考数学试题