说起延安革命纪念地景区,可谓是家喻户晓,它由宝塔山、枣园革命旧址、杨家岭革命旧址、中共中央西北局旧址、延安革命纪念馆组成.尤其宝塔山,它可是圣地延安的标志,也是中国革命的摇篮,见证了中国革命的进程,在中国老百姓的心中具有重要地位.如图,宝塔山的坡度比为
(坡度比即坡面的垂直高度和水平宽度的比),在山坡
处测得
,从
处沿山坡往上前进
到达
处,在山坡
处测得
,则宝塔
的高为( )
![](https://img.xkw.com/dksih/QBM/2021/5/2/2712437409808384/2730876267225088/STEM/9f4cd0c772f2409190dafc71450adcb5.png?resizew=216)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1d052f91c7529820b8dc6d823eb9543.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/615423de8cae2a76d73625352c46dbfe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdd886bb3af2322722e8d9fdb4d7f74e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45723dce96b74f027adcb1a4ecd19db8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://img.xkw.com/dksih/QBM/2021/5/2/2712437409808384/2730876267225088/STEM/9f4cd0c772f2409190dafc71450adcb5.png?resizew=216)
A.![]() | B.![]() | C.![]() | D.![]() |
2021·山西临汾·模拟预测 查看更多[3]
山西省临汾市2021届高三下学期考前适应性训练(三)数学(文)试题(已下线)专题6.4 正弦定理、余弦定理的应用(练)- 2022年高考数学一轮复习讲练测(新教材新高考)(已下线)5.6 三角函数专题的综合运用(精讲)-【一隅三反】2022年高考数学一轮复习(新高考地区专用)
更新时间:2021-05-29 20:21:52
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