如图所示,在山脚C处测得山项A仰角为30°,沿着水平地面向前300米到达点D,在D点测得山顶A的仰角为60°,则山高AB为______ 米(结果保留根号).
![](https://img.xkw.com/dksih/QBM/2022/3/28/2945855244328960/2959633984651264/STEM/81d28988-f2ff-4294-becd-01b7b60cc7af.png?resizew=288)
更新时间:2022-04-16 22:13:40
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