解题方法
1 . 已知抛物线
,
为坐标原点,过
作
轴的垂线交直线
于点
,点
满足
,过
作
轴的平行线交
于点
(
在
的右侧),若
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67f8eb63af65ec83b223ac31f18738cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8748dc55e2f45bc37fc4d84d7310f79.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac02a054bd0771a56987af33454baaea.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/527e730b300cfbbecb7dea73d9a6475a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.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/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a41f9140163ef39a997211d6c3f7109.png)
A.![]() | B.![]() |
C.![]() | D.![]() ![]() |
您最近一年使用:0次
2 . 已知球
是棱长为2的正方体
的内切球,
是
的中点,
是
的中点,
是球
的球面上任意一点,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2777840758e70e7dbbc18cef8f3d6d2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d88bf46ad08f9677c37eed1d0369329.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
A.若![]() ![]() ![]() |
B.三棱锥![]() ![]() |
C.![]() ![]() |
D.若![]() ![]() |
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名校
3 . 已知直三棱柱
中,
且
,直线
与底面
所成角的正弦值为
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/080db3af81b29ed10144a1c2e2a4fb8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f121eabff3c62c1a196d9ca5f6f83f0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ee8456443402a25b1e25d35ff7e1c98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/827ccf0c04aa941ba20d5f4c6068b46b.png)
A.线段![]() ![]() ![]() |
B.线段![]() ![]() ![]() ![]() |
C.直三棱柱![]() ![]() |
D.点![]() ![]() ![]() |
您最近一年使用:0次
2024-04-12更新
|
1096次组卷
|
4卷引用:山东省菏泽第一中学人民路校区2024届高三下学期3月月考数学试题
2024·全国·模拟预测
解题方法
4 . 《九章算术》中,将四个面都为直角三角形的四面体称为鳖臑.如图,在鳖臑
中,
平面
,且
分别为
的中点,
是
内的动点(含边界),且
平面
,则下列说法正确的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/10/301591b6-7f8d-4c36-b96a-55b73ca61e0b.png?resizew=148)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/891579e7c231584a8e16b8eeff79888e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21f9157fce2a8339d281178c7c0bccbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea227cb3904c4b443ce4b5b4e22ed83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db29a7639edb169604506f939ec77d22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9df7fc746f8c4801d8f2f0471ba3297e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/661ff55b5ebbadfb600989af3cfce2fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60e39231557268a8cf695d2b55b6569f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4eb7e9ad5486cf1c5e506b20c5469e8.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/10/301591b6-7f8d-4c36-b96a-55b73ca61e0b.png?resizew=148)
A.三棱锥![]() ![]() |
B.![]() ![]() |
C.直线![]() ![]() ![]() |
D.当点![]() ![]() ![]() ![]() ![]() ![]() |
您最近一年使用:0次
2024·全国·模拟预测
解题方法
5 . 已知抛物线
的准线交
轴于点
,焦点为
,
,
为抛物线
上不同的两点,
为坐标原点,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37ab7408ffcefcb8e5e1ad4a9c58f1b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14dd75003428d5b4071aabbaa4d11cbc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
A.![]() | B.![]() ![]() |
C.若![]() ![]() | D.若![]() ![]() ![]() |
您最近一年使用:0次
2024·全国·模拟预测
6 . 已知三棱锥
中,点P在平面ABC内的投影为D,四边形ABCD为正方形,若
,记
,
,
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b80fe07b0fb0f86cc6e4d1cc6e801673.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a79f2cfa5e197f859d8cac3d2287ece9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f39282450bc4833027a7bdfa81c39f62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c59698d6b4d3800ea8911ce6dd142bd8.png)
A.![]() |
B.![]() |
C.三棱锥![]() ![]() |
D.三棱锥![]() ![]() |
您最近一年使用:0次
2024·全国·模拟预测
解题方法
7 . 已知椭圆
(
)的左、右焦点分别为
,
,过点
的直线
与椭圆
交于
,
两点(
点位于
点上方),且
,延长
,
分别交椭圆
于点
,
,连接
交
轴于点
,若
的面积是
的面积的3倍,则下列说法正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54976e19a9f87dfdd3b1c0eccac18aa7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.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/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ffd154a2d2e0cf4ce5f6b15d2685975.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e86dbcf83cd5d3421b3eed7be7dab32d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3656055f5256cd06e636ea96e9f89c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.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/9d78abbad68bbbf12af10cd40ef4c353.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/e9568bd0e4da5b470855a7bb47705731.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9116e096dea74380db2b76e5de6b47c2.png)
A.椭圆![]() ![]() | B.![]() ![]() |
C.![]() | D.直线![]() ![]() |
您最近一年使用:0次
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8 . 已知命题
,
为假命题,则a可能的取值有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/248d3fb187b56abeb0317dee8ae6a010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77cfe0a3b7c2dff51a345b6a28891d05.png)
A.![]() | B.![]() | C.0 | D.1 |
您最近一年使用:0次
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9 . 如图,在正三棱柱
中,
为空间一动点,若
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b68c8e30370f61d3e807e51c55f3258.png)
A.若![]() ![]() ![]() |
B.若![]() ![]() ![]() |
C.存在![]() ![]() |
D.存在![]() ![]() ![]() ![]() |
您最近一年使用:0次
2024-04-08更新
|
430次组卷
|
4卷引用:模块3 第8套 复盘卷
(已下线)模块3 第8套 复盘卷(已下线)专题7 立体几何综合问题【讲】山西省长治市2023-2024学年高二下学期3月质量检测数学试题重庆市第十一中学校2023-2024学年高三第九次质量检测数学试题
2024·全国·模拟预测
名校
解题方法
10 . 已知抛物线
的焦点为F,过F的直线AB交抛物线于
,
两点,
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/745de5ef1fd897d16e37464172d5e8c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12a3efb79f35db8448f3391252ab7d4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8df332f01628130c084fd46aaca0a4b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7cda9ce6d633bc1f3a249fb0fc458a2.png)
A.![]() | B.以AF为直径的圆与y轴相切 |
C.![]() | D.![]() |
您最近一年使用:0次