名校
解题方法
1 . 如图,在三棱柱
中,
是边长为2的等边三角形,四边形
为菱形,
,三棱柱
的体积为3.
平面
;
(2)若
为棱
的中点,求平面
与平面
的夹角的正切值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e168672b47d7e64dc1b404f8882c7dcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b8db421b3e8872ee5add4480da4a291.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3d7090639341730951c1bc3c9b6164e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e168672b47d7e64dc1b404f8882c7dcf.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f1f229274a6e17977cc047814212589.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbc7e774e4ae40c23bf4ceed179230ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5888bec948373f3854258ad80171073d.png)
您最近一年使用:0次
2024-06-08更新
|
1027次组卷
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3卷引用:期末押题卷02(考试范围:高考全部范围)-【帮课堂】2023-2024学年高二数学同步学与练(苏教版2019选择性必修第二册)
(已下线)期末押题卷02(考试范围:高考全部范围)-【帮课堂】2023-2024学年高二数学同步学与练(苏教版2019选择性必修第二册)河北省沧州市部分高中2024届高三下学期二模考试数学试题河北省沧州市盐山中学2024届高三三模数学试题
名校
解题方法
2 . 已知
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7984064ecee6932b12d49d8f45a8590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7488726a4bef802686c0023caa3a6fff.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
3 . 求值
(1)已知
是第三象限角,且
,求
的值;
(2)已知
,求
的值.
(1)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d07a22d487e54ec1f2719b7a50a82965.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d74c74c3c6890362d623a44fcc6e41f.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82dabe724194628c06966777a914e961.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f35152720e43c6403d43bef47c0377d.png)
您最近一年使用:0次
4 . 在平面直角坐标系
中,点
在角
的终边上.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b345fcbad3bce4e0f2f59d017349513.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f900c515871948914940c9209a2c1f71.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6369cd1db768436809404b1f3c4132c0.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b4697c7c85847f757e3c3b2d587f752.png)
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5 . (1)已知
是关于
的方程
的一个实根,且
是第一象限角,求
的值;
(2)已知
,且
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6369cd1db768436809404b1f3c4132c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecda6051ffac6d2b34273cfe6e3bca26.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acafbe152520a9cd4c0a5ff23832e1f7.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5260ba350a8c100cd4766aee2166fd98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8f55b8836b41be612a52ca9caf97006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f673723dbbe467d17efe33c3c5f7a94.png)
您最近一年使用:0次
2024-02-20更新
|
1053次组卷
|
5卷引用:江苏省天一中学2023-2024学年高一上学期期末考试数学试卷
江苏省天一中学2023-2024学年高一上学期期末考试数学试卷(已下线)5.2.2同角三角函数基本关系(第2课时)上海市金山中学2023-2024学年高一下学期3月月考数学试卷(已下线)第四章三角恒等变换章末八种常考题型归类-【帮课堂】(北师大版2019必修第二册)(已下线)专题01 三角-期末考点大串讲(沪教版2020必修二)
6 . 已知
,
,
,
.
(1)求
;
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dcbe8b4bcd32e5a64ebfd873f8cbb2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9be2e0a0816bc26d430622d24909ef97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2aeb448d0392a08f89781e63b49cd3da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58689d91512c6629f12c6a21619e6c43.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e3cf2c5371ae8347c842957f9fde28.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e619d36b4b58c13da08ab8f5695bfdfb.png)
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2024-02-18更新
|
503次组卷
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6卷引用:江苏省南通市2023-2024学年高一上学期期末质量监测数学试题
江苏省南通市2023-2024学年高一上学期期末质量监测数学试题(已下线)专题04三角恒等变换期末6种常考题型归类-《期末真题分类汇编》(人教B版2019必修第三册)(已下线)专题08 期末必刷解答题专题训练的7种常考题型归类-期末真题分类汇编(北师大版2019必修第二册)(已下线)5.5.1两角和与差的正弦、余弦、正切公式(第1课时)(已下线)8.2.2 两角和与差的正弦、正切(2)-【帮课堂】(人教B版2019必修第三册)(已下线)模块三 专题4 大题分类练(三角恒等变换)(苏教版)
解题方法
7 . 若
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5312f4535afe703e2643154c8699a53f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1956881354c3801f8a1bdbe6ce6cc593.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
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2024-01-25更新
|
525次组卷
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7卷引用:江苏省盐城市阜宁县2023-2024学年高一上学期1月期末学情调研数学试题
江苏省盐城市阜宁县2023-2024学年高一上学期1月期末学情调研数学试题湖北省武汉市马房山中学2024届高三上学期期末综合测评数学试题(已下线)5.2.2同角三角函数基本关系(第2课时)(已下线)第七章:三角函数章末重点题型复习(1)-同步精品课堂(人教B版2019必修第三册)(已下线)第7章:三角函数章末综合检测卷-【帮课堂】(人教B版2019必修第三册)(已下线)4.1同角三角函数的基本关系式-【帮课堂】(北师大版2019必修第二册)(已下线)第四章三角恒等变换章末八种常考题型归类-【帮课堂】(北师大版2019必修第二册)
名校
解题方法
8 . 已知
.
(1)若
是第一象限角,求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc1ba31afacaf831367cb9ae326c50da.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8f798a9af75a091a8be0b71f2038260.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a569f91b7af1b0f2aa02236e56373e4.png)
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2024-01-23更新
|
349次组卷
|
2卷引用:江苏省徐州市贾汪区2023-2024学年高一上学期1月期末抽测数学试题
名校
解题方法
9 . 如图,在平面直角坐标系
中,锐角
的始边与
轴的非负半轴重合,终边与单位圆交于点
,过
作单位圆
的切线
,
与
轴和
轴分别交于
,
两点.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/3/f791ea6e-f4fe-4a49-badb-45f905c797e6.png?resizew=178)
(1)若
,求
的周长;
(2)若
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4c79cb356e8ab24c1ddf0d34e33c3d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b1373cac5902cee3fb6021c7c2a18f4.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/3/f791ea6e-f4fe-4a49-badb-45f905c797e6.png?resizew=178)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ce39a7daf268f5be4608006f41f2308.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/249d6fad7f9244ae86ec2e13e52acba9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/417eb45bb82ea50930bf84e2904fd467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/249d6fad7f9244ae86ec2e13e52acba9.png)
您最近一年使用:0次
2024-01-18更新
|
368次组卷
|
2卷引用:江苏省苏州市2023-2024学年高一上学期1月学业质量阳光指标调研数学试卷
名校
10 . 已知角
的终边经过点![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89ab5fc83781332ad98561bc50001aa.png)
(1)求
,
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89ab5fc83781332ad98561bc50001aa.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b4179e1ab8705cf19ea7aaf48888843.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d66c03d4ca06819a6ce7fc8ea6de0f0.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1f9297ef8191410b39c7435acf5977c.png)
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2024-01-23更新
|
421次组卷
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3卷引用:江苏省无锡市南菁高级中学2023-2024学年高一上学期期末模拟测试数学试题