名校
解题方法
1 . 已知函数
,数列
满足
,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c34d64a7bea0629324b9105d94556ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8323901a49cac29afd7d62864f088077.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90ce53d78a1931364b237324fc72e592.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14a18d2df798894e2515f8f14b76624f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7904757c16ce6903bd5580d2c37ed11.png)
A.1 | B.2 | C.3 | D.4 |
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名校
解题方法
2 . 已知数列
为等差数列,其首项为1,公差为2,数列
为等比数列,其首项为1,公比为2,设
,
为数列
的前
项和,则当
时,
的最大值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fce83115a50f99e08e9a2db7267aeed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/000f01319364c59dee948848fc4de4c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38ef4c4439b36c2847b0056a116d56d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1242bce7122127c9c1ba38eab216215f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
A.9 | B.10 | C.11 | D.12 |
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2024·全国·模拟预测
名校
解题方法
3 . 已知三棱柱
的侧棱垂直于底面,且
,
,
,
,若该三棱柱的各顶点都在同一球面上,则此球的表面积等于( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efc6e4b936d7a800e839a30c3839574d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3ad4c0ba3a6750537789844d0ec419d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dae8221601c7bd5c51fd520615581fa1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08a456120c701a4f8b22cf2ce7eb51f1.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
解题方法
4 . 在
中,
.若
的最长边的长为
.则最短边的长为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b5cb4cb099c9e1a19c60d7bd0322f31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e20838e72faf737614d76fcee82ab6c5.png)
A.![]() | B.![]() | C.2 | D.![]() |
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2024-04-24更新
|
1769次组卷
|
5卷引用:广东省韶关市2024届高三综合测试(二)数学试题
广东省韶关市2024届高三综合测试(二)数学试题山东省泰安市泰山国际学校2023-2024学年高一下学期3月月考数学试题(已下线)6.4.3.2?正弦定理15种常考题型归类(1)-高频考点通关与解题策略(人教A版2019必修第二册)(已下线)6.4.3.2 正弦定理——课后作业(巩固版)广东省佛山市南海区桂城中学2024届高三下学期4月月考数学试题
5 . 在梯形ABCD中,
,
,
,
,
,E,F分别为AD,BC的中点,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34e0a957a55460c72673c0f2ee90dbb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/267ace52b64e1e7dfc5211e033255b7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07140f277a35733d8c97577ccdd4e3ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2c15801fee2405573677484f5dcfa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b515965c22d2950b592c096c6e3bdfd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a71a9d21f77e9535de152bb33f802bb.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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6 . 在△ABC中,
M是BC的中点,
,则AC=( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/275abf9f53352909d4321a08c51e6d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/251a0e63b401d131f69677ccf5fabacf.png)
A.![]() | B.2 | C.![]() | D.4 |
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7 . 如图所示:测量队员在山脚
测得山顶
的仰角为
,沿着倾斜角为
的斜坡向上走
到达
处,在
处测得山顶
的仰角为
.若
,则山的高度约为( )
(参考数据:
)
![](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/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92f256afee1098dac22f423b19b43c89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f435efcc7869eec21bdba1ed81dc3f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c04ef3fcb7c08e96bd54c1ee7e6970e.png)
(参考数据:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b39193e0b72077db2ec4847aa8076d5.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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8 . 在
中,已知
,
,角
的平分线
与
交于点
,点
满足
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e2bdbb9c94b83909c497fbd8c5b0b29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/397fca77f42d61ad3ff5388cee5bf80e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.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/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ea8abb4cab55296ca7fc63de0af0aae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e6d33d9daf52a55b154fd2aea17753f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
9 . 秦九韶是我国南宋时期的著名数学家,他在著作《数书九章》中提出,已知三角形三边长计算三角形面积的一种方法“三斜求积术”,其公式为:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1343936f0c49edcc38150b7b7c43e7b5.png)
.若
,
,
,则利用“三斜求积术”求
的面积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1343936f0c49edcc38150b7b7c43e7b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fabda43f599d802a6f71e0db08f49686.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5248f004abb3f4132fe5edc6694fbbe1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55493e331f88d3d1c396e92b46c97ecd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce613eaa5df46a50174085ef5d1087fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-04-21更新
|
507次组卷
|
3卷引用:重庆市荣昌中学校2023-2024学年高一下学期3月月考数学试题
解题方法
10 . 明代程大位《算法统宗》卷10中有题:“远望巍巍塔七层,红灯点点倍加增,共灯三百八十一,请问尖头儿盏灯?”你的答案是( )
A.3盏 | B.4盏 | C.5盏 | D.7盏 |
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