1 . 如图,为测量山高
,选择
和另一座山的山顶
为测量观测点,从
点测得
点的仰角
,
点的仰角
以及
;从
点测
.已知山高
,则山高
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d18e26590da465edaf3cf67b41acf690.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a84b65d912559083735708e7f7a6b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fd86e942165331c77086cd2231af84a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5990c3408a8139827d12b7009c7b3a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3f262b817cd1cdd0493407ba9b11bd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a2b3247afa684b10c8e1da99cf33d5b.png)
A.150 | B.200 | C.250 | D.300 |
您最近一年使用:0次
2 . 如图,某市人民广场正中央有一座铁塔,为了测量塔高
,小胡同学先在塔的正西方点C处测得塔顶的仰角为
,然后从点C处沿南偏东
方向前进140米到达点D处,在D处测得塔顶的仰角为
,则铁塔
的高度是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1e5fa72f2878b476bc57f0df12d6555.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ac09dc1ca2cdd7aef28c218763d3e4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ac09dc1ca2cdd7aef28c218763d3e4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
A.70米 | B.80米 | C.90米 | D.100米 |
您最近一年使用:0次
3 . 如图,为了测量某建筑物的高度OP,测量小组选取与该建筑物底部
在同一水平面内的两个测量基点
与
.现测得
米,
20米,在测量基点
测得建筑物顶点
的仰角为
,则该建筑物的高度OP为____________ 米.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.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/e720e101184647f20c062a492e5b67af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a836d2dfc31d2bfc949bac8403cf2a4e.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/15615de1a6df206dbd081251f676578e.png)
您最近一年使用:0次
4 . 如图,已知山体
与山体
的底部在同一水平面上,且两个山体的高线
与
均与水平面垂直,
,在山体
的最高点
处测得山顶
的仰角为
,测得山底A的俯角为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c978d92edf0c4c1ef8620c17df75d35e.png)
______ m.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/243ed8748dea92fa90d5789d1ab69435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79a97bb4dcfab4ec7539bc783d563c49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6b86c22b670a8e9f3896f9e8883fbbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c978d92edf0c4c1ef8620c17df75d35e.png)
您最近一年使用:0次
5 . 敬亭山,位于安徽省宣城市北郊,是中国历史文化名山,原名昭亭山,晋初为避帝讳,易名敬亭山.李白在《独坐敬亭山》中写道:众鸟高飞尽,孤云独去闲.相看两不厌,只有敬亭山.相传该诗题写于太白独坐楼(如图(1)).为了测量该楼的高度
(如图(2)),一研究小组选取了与该楼底部
在同一水平面内的两个测量基点
与
,现测得
,
,在
点处测得该楼顶端
的仰角为
则该楼的高度
为_______ m.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c20dce79366a9249f852cdd6b45d836.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/278183c10de47de6e0a8e7f249d2a035.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be6a6301878fed2a01413020b27310a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
您最近一年使用:0次
名校
解题方法
6 . 为了培养学生的数学建模能力,某校成立“不忘初心”学习兴趣小组.今欲测量学校附近洵江河岸的一座“使命塔”的高度
,如图所示,可以选取与该塔底
在同一水平面内的两个测量基点
与
,现测得
,
,
,在点
测得“使命塔”塔顶
的仰角为60°,则“使命塔”高
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/202262caed6869a80feee0cb861a210b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3bc83b7bb9d8e61c4656936fb112139.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/654c72112fbd42d180877a2dadbc9774.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c26a46e7879436d532af3f4b6e258a81.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-06-11更新
|
299次组卷
|
2卷引用:陕西省镇安中学2023-2024学年高二下学期期中考试数学试题
7 . 安徽省肥西县紫蓬山风景秀丽,紫蓬山山顶有座塔.某同学为了测量塔高,他在地面
处时测得塔底
在东偏北
的方向上,向正东方向行走50米后到达
处,测得塔底
在东偏北
的方向上,此时测得塔顶
的仰角为
,则塔顶
离地面的高度
为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79a97bb4dcfab4ec7539bc783d563c49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a4c9b697e3df2b5469b71d3b5e47a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79a97bb4dcfab4ec7539bc783d563c49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
A.![]() | B.50米 | C.![]() | D.![]() |
您最近一年使用:0次
2024-05-11更新
|
446次组卷
|
2卷引用:安徽省合肥市第一中学2023-2024学年高一下学期5月期中联考数学试题
8 . 如图,一辆汽车在一条水平的公路上向正西行驶,到
处时测得公路北侧一山顶
在西偏北
的方向上,行驶
后到达
处,测得此山顶在西偏北
的方向上,仰角为
,则此山的高度
为( )
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a0ed18bdcdc50e3b52b9366db524d02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5980537b6c24aba358236446e7135daa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0572a9bd316c92391d73b095df65e4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a0ed18bdcdc50e3b52b9366db524d02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e15e00f40396e914d1d9955bd7785f1f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
9 . 圣•索菲亚教堂是哈尔滨的标志性建筑,其中央主体建筑集球、圆柱、棱柱于一体,极具对称之美.为了估算索菲亚教堂的高度,在索菲亚教堂的正东方向找到一座建筑物
,高约为
,在它们之间的地面上的点
(
,
,
三点共线)处测得楼顶
,教堂顶
的仰角分别是
和
,在楼顶
处测得塔顶
的仰角为
,则估算索菲亚教堂的高度
约为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f03c367201c385fcf9bdbf09d22b9e9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1e5fa72f2878b476bc57f0df12d6555.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d5bca00fa20e6e80480b9d06d2e52ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1006d62fa5723dc36286b8f5494f993e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-05-04更新
|
303次组卷
|
6卷引用:福建省三明第一中学2023-2024学年高一3月月考数学试题
福建省三明第一中学2023-2024学年高一3月月考数学试题(已下线)高一下学期期中考试--重难点突破及混淆易错规避(苏教版2019必修第二册)黑龙江省大庆市实验中学实验二部2023-2024学年高一下学期期中考试数学试卷(已下线)第二章 平面向量及其应用章末重点题型复习(2)-同步精品课堂(北师大版2019必修第二册)福建省部分优质高中2023-2024学年高一下学期第二次阶段性检测数学试题(已下线)专题04 解三角形小题常考题型归类-期末考点大串讲(人教B版2019必修第四册)
10 . 雷锋塔,位于浙江省杭州市西湖区,是“西湖十景”之一、中国九大名塔之一,为中国首座彩色铜雕宝塔.如图,某同学为测量雷锋塔的高度
,在雷锋塔的正西方向找到一座建筑物
,高约为
,在地面上点E处(A,C,E三点共线)测得建筑物顶部B,雷锋塔顶部D的仰角分别为
和
,在B处测得塔顶部D的仰角为
,则雷锋塔的高度约为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f03c367201c385fcf9bdbf09d22b9e9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6b86c22b670a8e9f3896f9e8883fbbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79a97bb4dcfab4ec7539bc783d563c49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76c12e76fbd84eeec721386bd3b04cc4.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-04-22更新
|
600次组卷
|
2卷引用:浙江省台金七校联盟2023-2024学年高一下学期4月期中联考数学试题