1 . 如图,为测量武汉防汛纪念碑
的高度及取景点
与
之间的距离(
在同一水平面上,雕像垂直该水平面于点
,且
三点共线),华中师大一附中研究性学习小组同学在
三点处测得顶点
的仰角分别为
,若
米,则纪念碑的高度为______ 米,取景点
与
之间的距离为______ 米.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/195f3742cd450167b29043ef1b279035.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28855a0db693584aabac1df99dfade3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9909276965b7e30b049baf8b7685a39b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcf25374feb1009a02e4e0e295a534b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8edde684ea8c966ad3ae0e99d839ad28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
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2 . 如图,在四边形
中,
,点
在边
上,且
,点
为边
(含端点)上一动点,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e74ccc4069e7349454f25ad94c8e418.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c897a54f2e36bc4b52fba74b41c89d2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b364a66d40027b55113d2872149562ce.png)
A.36 | B.39 | C.45 | D.48 |
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3 . 已知
的内角
,
,
的对边分别为
,
,
,且
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67bcfca8cb92b36993c26bf524319cc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31681893ee1776925fd5e813662360b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72511f149a1b13af02d0e1421d3a63a5.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4 . 下列不等式中,所有正确的序号是( )
①
②
③
④![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fca3868a51cde5308ebc7a224c48193d.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7788599f0622ac72c66fb127e168653a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/733ab4db74698fc0f1baf83bdc806023.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/481cf69cd18b4b58c9426b23a8f99655.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fca3868a51cde5308ebc7a224c48193d.png)
A.①③ | B.①②④ | C.①③④ | D.①②③④ |
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5 . 如图,已知抛物线
的焦点为
,准线与
轴的交点为
,过点
的直线
与抛物线交于第一象限的
两点,若
,则直线
的斜率![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ac62b1ade07205ae2693ec1ab135def.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be9301e7fdb5950e1229dfa4b8a54f23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa2b5e09f8ec785c59900a529390a02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
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6 . 函数
的部分图象如图,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0ef9d537e1849ed448318247dce9f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52d1c25d2a30e885548dbf9f2b01b4d8.png)
A.![]() | B.![]() | C.1 | D.![]() |
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7 . 已知
的内角
的对边分别为
,若
有两解,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75434038e11008dee101b5ba7dea2bdf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-05-07更新
|
1125次组卷
|
5卷引用:湖北省武汉市华中师范大学第一附属中学2023-2024学年高一下学期4月期中检测数学试题
湖北省武汉市华中师范大学第一附属中学2023-2024学年高一下学期4月期中检测数学试题(已下线)专题01 高一下期末真题精选(1)-期末考点大串讲(人教A版2019必修第二册)(已下线)专题05 解三角形(1)-期末考点大串讲(人教B版2019必修第四册)江西省南昌市江西科技师范大学附属中学2023-2024学年高一下学期第二次月考数学试卷江西省南昌市江西科技学院附中2023-2024学年高一下学期5月份月考数学试卷
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解题方法
8 . 已知平面非零向量
和单位向量
,若
与
的夹角为
与
的夹角为
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b172cf8d898883d82e973f28c3c3a3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dc64abe49847ade9b78678ba1f8e0e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dc64abe49847ade9b78678ba1f8e0e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58a6a5c98d78050766cfbc8214179e88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92fb0321db0676af22be95f8a9cc9b38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15615de1a6df206dbd081251f676578e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/576536967639b1821f5e3b07be02c3ce.png)
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2024-05-07更新
|
556次组卷
|
2卷引用:湖北省武汉市华中师范大学第一附属中学2023-2024学年高一下学期4月期中检测数学试题
9 . 把函数
的图象向右平移
个单位长度,设所得图象的解析式为
,若
是奇函数,则最小的正数
是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcad71803be508d7cd292e5b31d7ccc2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f93a232c88870d213a7b74a796a1ff4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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10 .
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aafd8fcebd78a0ab614c87b20e0e2f13.png)
A.![]() | B.![]() | C.![]() | D.1 |
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