如图,河提横断面迎水坡
的坡比(坡比也叫坡度,指点B向水平面做垂线
,垂足为C,
)是
,河提的高
米,则坡面
的长度是______ 米.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf8b1025b5d94e909066642abcce56cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db20862b954cd1886f4765657a46d91c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ebb33adb2310a6e03918761e68204a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/30/a777ab8b-ac09-49db-b156-77ff7bcdc8fb.png?resizew=151)
22-23九年级上·山西阳泉·期末 查看更多[5]
山西省阳泉市山西阳泉经济开发区2022-2023学年九年级上学期期末数学试题山西省阳泉市高新区2022-2023学年九年级上学期期末数学试题湖南省常德市澧县第三教育联组5所学校2023-2024学年九年级上学期月考数学试题(已下线)专题14 锐角三角形函数及应用之六大题型-【好题汇编】备战2023-2024学年九年级数学上学期期末真题分类汇编(人教版)(已下线)专题12 解直角三角形及三角函数的应用(六种考法)-【好题汇编】备战2023-2024学年九年级数学上学期期末真题分类汇编(北师大版)
更新时间:2023-07-19 10:22:28
|
【知识点】 坡度坡比问题(解直角三角形的应用)
相似题推荐
填空题
|
较易
(0.85)
【推荐1】如图,我市在建高铁的某路段基横断面为梯形
,
.
长6米,
坡角
为
,
的坡角
为
,则
长为________ 米(结果保留根号).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fe2f6543e06a25493855fbbc648be6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79a97bb4dcfab4ec7539bc783d563c49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6b86c22b670a8e9f3896f9e8883fbbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://img.xkw.com/dksih/QBM/2022/11/30/3120959129542656/3165619455000576/STEM/9d86992a78a74f199862a4c0ed457778.png?resizew=230)
您最近一年使用:0次
填空题
|
较易
(0.85)
【推荐2】下图表示甲、乙两山坡情况,其中tanα_____ tanβ,_____ 坡更陡.(前一空填“>”“<”或“=”,后一空填“甲”“乙”)
![](https://img.xkw.com/dksih/QBM/2019/2/28/2150271106383872/2155155347996672/STEM/a378dd820c26437f850a52137cd90785.png?resizew=256)
您最近一年使用:0次