名校
解题方法
1 . 在
中,角A,B,C的对边分别为
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01a9d11c1fdda8f3bb2ef921bc75f816.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5916bb5fa3aae878beb7d89526d60a6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01a9d11c1fdda8f3bb2ef921bc75f816.png)
您最近一年使用:0次
2024-06-08更新
|
1238次组卷
|
5卷引用:福建省宁德市博雅培文学校2023-2024学年高一下学期5月月考数学试题
2 . “天封塔”位于宁波市海曙区大沙泥街西端与解放南路交汇处,是宁波重要地标之一,为中国江南特有的仿宋阁楼式砖木结构塔,具有宋塔玲珑精巧、古朴庄重的特点,也是古代明州港江海通航的水运航标.某同学为测量天封塔的高度
,选取了与塔底
在同一水平面内的两个测量基点
与
,现测得
,
,
,在点
测得塔顶
的仰角为
,则塔高![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c26a46e7879436d532af3f4b6e258a81.png)
_________
.
![](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/bc344dd373075c8ae2f1433ae499afd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07ed8cd374bffba6ce3982fd2f21e277.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/2d5bca00fa20e6e80480b9d06d2e52ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c26a46e7879436d532af3f4b6e258a81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e15e00f40396e914d1d9955bd7785f1f.png)
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2024-05-29更新
|
557次组卷
|
3卷引用:福建省宁德市博雅培文学校2023-2024学年高一下学期5月月考数学试题
名校
解题方法
3 . 在直角
中,
,
,
,平面
内动点
满足
,则
的最小值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36c4559d27e3905980d1a4f1856f07de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29e240a6378adf6d23ebf9cc710c9bd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29ae300e4ff3e89d0e1e5671eacd9585.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/811f2b0933367b7cb32a7696510f2089.png)
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2024-05-03更新
|
129次组卷
|
2卷引用:福建省宁德市福宁古五校联合体2023-2024学年高一下学期4月期中考试数学试题
4 . 底面边长为6的正四棱锥被平行于其底面的平面所截,截去一个底面边长为2,高为3的正四棱锥,则所得棱台的体积为________ .
您最近一年使用:0次
2024-04-26更新
|
588次组卷
|
4卷引用:福建省宁德市博雅培文学校2023-2024学年高一下学期5月月考数学试题
福建省宁德市博雅培文学校2023-2024学年高一下学期5月月考数学试题(已下线)第13章 立体几何初步(基础卷)-重难点突破及混淆易错规避(苏教版2019必修第二册)黑龙江省牡丹江市第二高级中学2023-2024学年高一下学期第二次月考数学试卷(已下线)FHgkyldyjsx12
解题方法
5 . 已知
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9d4105cbfae0d960eba691fa2035ec8.png)
_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b981b38133d5d65060dd8ff4d65a66be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4109bebb44788785907047bdeffb9b93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16a8c7ea5715bee4bf380d6503027446.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9d4105cbfae0d960eba691fa2035ec8.png)
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6 . 已知向量
不共线,且向量
,
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eaccfa28fcd8b60194990aca32418470.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/080b04edc4e58a08a06deec6e801a93e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41e8f67c7c306749ca8170b293e18a77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a6a613f8b0e32fb71902f50f30ca4d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
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2024高二·全国·专题练习
名校
解题方法
7 . 如图,某景区有三条道路
,其中
长为
千米,是正北方向,
长为
千米,是正东方向,某游客在道路
上相对
东偏北
度的且距离
为
千米的位置,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00b80751c98f9991b9cfc03923a98834.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071794c3c1d86f6e2f76f8971ce26eb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dea2ae9d515f9ab351ad72306b776ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/619096595112f0340a43b756e114dd3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00b80751c98f9991b9cfc03923a98834.png)
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2024-03-13更新
|
639次组卷
|
4卷引用:福建省宁德市福宁古五校联合体2023-2024学年高一下学期4月期中考试数学试题
福建省宁德市福宁古五校联合体2023-2024学年高一下学期4月期中考试数学试题青海省西宁市第五中学2023-2024学年高一下学期4月月考数学试题(已下线)模型1“加线三角形”模型(高中数学模型大归纳)(已下线)压轴小题2 正余弦定理在平面图形中的应用
8 . 函数
(
且
)的图象经过的定点坐标为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dab48833f6e6bc6f603e4b2a9b613942.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
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9 .
,
恒成立,则实数
的取值范围是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05e87f2c76c8979ee648045e6bb59418.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12b4e678e48b6febc1ecc35f164e8a6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
10 .
,函数
同时满足:①
,②
,写出函数
的一个解析式_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32d02d6c50325772f2f5c5308f47d4d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a054afa63d9ce48a3a287913fe0fabe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1bedaf3854b48806b82b3b804451cf8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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