如图所示,一辆汽车在一条水平的公路上向正西行驶,到A处时测得公路北侧一山顶D在西偏北30°的方向上,行驶900
后到达B处,测得此山顶在西偏北75°的方向上,仰角为30°,则此山的高度CD=___________
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e15e00f40396e914d1d9955bd7785f1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e15e00f40396e914d1d9955bd7785f1f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/22/01b1bbc6-61b2-4cfc-bfc5-1ead5f65f77b.png?resizew=215)
更新时间:2021-08-23 13:34:31
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【推荐2】如图,测量河对岸的塔高
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