名校
解题方法
1 . 已知
分别为双曲线
的左右焦点,双曲线上的点
到原点的距离为
,且
,则该双曲线的离心率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c38928a92bc4b44ed3c9b89769f5372.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3040b6c904477030ecf8ba20b2b18759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18436f0e2391b0ab7537a566fc28204c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db2581d8ad7160d3ef046fedc9ae7369.png)
A.![]() | B.![]() | C.![]() | D.2 |
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2 . 故宫太和殿是中国形制最高的宫殿,其建筑采用了重檐庑殿顶的屋顶样式,庑殿顶是“四出水”的五脊四坡式,由一条正脊和四条垂脊组成,因此又称五脊殿.由于屋顶有四面斜坡,故又称四阿顶.如图所示的五面体
的底面
为一个矩形,
,
,
,棱
分别是
的中点.求直线
与平面
所成角的正弦值( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/19/1857d37b-8bc1-4f50-8c50-36e9d13e50f3.png?resizew=333)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2fc1129846f37afdafd751627c450d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31c1efc2f4aa2d91d4b5a52adc33c5a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/267ace52b64e1e7dfc5211e033255b7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e41d3f7d55fcbaebc4e2450ac63a3dc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6ee45cf4f50ed3f4f1f717dd806d706.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d93949d8a15aca4e79cedb978590571.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274cf35acb4a1748d15c39d15a9bea7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e41c2d7ae6aaf6d91129ed5221a415a7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/19/1857d37b-8bc1-4f50-8c50-36e9d13e50f3.png?resizew=333)
A.![]() | B.![]() | C.![]() | D.![]() |
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3 . 设向量
不共面,已知
,
,若
三点共线,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fb4f795474089c4ca5183f0b8c8210d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8402a7ab3457c0acf6256d6578a56932.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c35a01ab55dd891946904e9710f64bb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af5faa1bcebc26d1f403acf4b98aa466.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
A.0 | B.1 | C.2 | D.3 |
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11卷引用:辽宁省高级中学2023-2024学年高二上学期期中数学试题
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名校
解题方法
4 . 已知
,
为椭圆
的两个焦点,
为椭圆上一点,
,则
的面积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/914075a4574c09bdb860d8f8f09a4e7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83fb1bfcee41093040a9f271c1b783cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33d776753746914c2410a3946c357f35.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
5 . 已知向量
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e04becd181b1ae4e4e2015824e0769d8.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
6 . 如图,在四棱锥
中,
平面
,
,
,
,
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/14/f5236712-1013-4f86-9936-dec283738a5b.jpg?resizew=148)
(1)求异面直线
与
所成角的余弦值;
(2)求直线
与平面
所成角的正弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccd4fd4b7a4d6b8ca0c5827c055a9ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f571396be1aa4a8914a66f7d7abd6381.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1134c8e3440abb6cd385af2c169037fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c52b0745cdc0cbecd8327c5de15ee1f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ced06b71073e1bb777f326f06016ce17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce50e47c6b487e72b6b59069971eb218.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/14/f5236712-1013-4f86-9936-dec283738a5b.jpg?resizew=148)
(1)求异面直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f3c9abbd78e9a6840ee5f30381daac.png)
(2)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80f747eb5b2d21c9de962cbfd4ec4bb7.png)
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7 . 抛物线
的焦点到准线的距离为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2862bd0afd79c0b5019a8d0ce07a6bb3.png)
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4卷引用:辽宁省大连育明高级中学2023-2024学年高二上学期期中考试数学试卷
8 . 已知双曲线
:
(
,
)与椭圆
有公共焦点,
的左、右焦点分别为
,
,且经过点
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f3fa0b40fb0d9b8c62e37316ab3b04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d80b861ba40387cb2bcd04945f5a371a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de6140983d54ff07307ec65bddd7320e.png)
A.双曲线![]() ![]() |
B.若直线![]() ![]() ![]() |
C.设![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
D.若动直线![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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名校
9 . 空间四边形
中,设
,
,
,点
在棱
上,且
,
是棱
的中点,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3241d7fedd89d85711acd7a2635298af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14390e9b6b44472bdc7a131133ab39b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87cd14dfc0024459f9d8e594c95c5106.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e07dcf0b16163e0e0e0c0f248466ee7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c6aa2a7c840613899fac45f7dd04789.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8926ddd0b69d714c7310cc5bf23d199d.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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辽宁省大连育明高级中学2023-2024学年高二上学期期中考试数学试卷新疆维吾尔自治区和田地区皮山县高级中学2023-2024学年高二上学期10月期中数学试题河北省石家庄二十二中2023-2024学年高二上学期第一次月考(10月)数学试题(已下线)BBWYhjsx1101天津市第八中学2023-2024学年高二上学期第一次大单元教学(9月月考)数学试题江西省上饶市广丰一中2023-2024学年高二上学期12月月考数学试题陕西省渭南市尚德中学2023-2024学年高二上学期第二次(期中)质量检测数学试卷(已下线)模块三 专题1 小题入门夯实练(3) 期末终极研习室(高二人教A版)河北省保定市唐县第一中学2023-2024学年高二上学期12月期中数学试题四川省凉山州宁南中学2023-2024学年高二上学期期末模拟数学试题(一)
10 . 在三棱柱
中,D,E,F,G分别为棱
,
,
,
的中点,若
,
,
,则
( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/13/76fb80aa-d0a2-4deb-83ef-9725993045cd.png?resizew=161)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f1f229274a6e17977cc047814212589.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0a851907ada2ac2c3c4880a6736d28a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d88bf46ad08f9677c37eed1d0369329.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb428e0cfc07acab10e19aff3fab8ca9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db57b8df3b11a1bcd1a6b9815ed7d674.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7471558c3441108b958988557aeeb6ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fde7b80040918e501fe62e0b0048b749.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/13/76fb80aa-d0a2-4deb-83ef-9725993045cd.png?resizew=161)
A.![]() | B.![]() | C.![]() | D.![]() |
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