解题方法
1 . 已知m,n是不同的直线,
,
是不重合的平面,则下列命题中,真命题有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
A.若![]() ![]() ![]() ![]() |
B.若![]() ![]() ![]() ![]() |
C.若![]() ![]() ![]() |
D.若![]() ![]() ![]() ![]() |
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7日内更新
|
758次组卷
|
3卷引用:江苏省南京市东山高级中学南站校区2023-2024学年高一下学期期末考试数学试卷
名校
解题方法
2 . 已知
中,角
,
,
所对的边分别是
,
,
,则下列命题正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e428e7a09732be85c1224e9c8f6a71c5.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
A.若![]() ![]() |
B.若![]() ![]() |
C.若![]() ![]() |
D.若![]() ![]() ![]() |
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3 . 已知
为虚数单位,
,则下列选项中正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c05b9832b09731a574d4a4adf7448de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b1721698e4350690a9da6ee9afd3c66.png)
A.![]() ![]() |
B.若复数z满足![]() ![]() |
C.在复数范围内![]() ![]() |
D.若复数![]() ![]() ![]() |
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4 . 已知
内角
,
,
的对边分别为
,
,
,
为
的重心,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b486f9484692b5b3fb2be3ec785f2a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01cd2bf7c88e24c91625e0f20ba2a4bb.png)
A.![]() | B.![]() |
C.![]() ![]() | D.![]() ![]() |
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解题方法
5 . 甲袋中有红球,白球各3个,乙袋中有红球,白球,黑球各2个.先从甲袋中随机取出一个球放入乙袋,再从乙袋中随机取出一个球.事件
表示从甲袋中取出的球是红球,事件
表示从乙袋中取出的球白球,事件
表示从乙袋中取出的球是黑球,则( )
![](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/c5db41a1f31d6baee7c69990811edb9f.png)
A.![]() | B.![]() |
C.![]() ![]() | D.![]() ![]() |
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6 . (多选)如图,八面体的每个面都是正三角形,若四边形
是边长为4的正方形,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
A.异面直线![]() ![]() ![]() |
B.二面角![]() ![]() |
C.此八面体存在外接球 |
D.此八面体的内切球表面积为![]() |
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解题方法
7 . 下列说法正确的是( )
A.4名同学选报跑步、跳高、跳远三个项目,每人报一项,共有24种报名方法 |
B.4名同学都参加了跑步、跳高、跳远三个项目,则这三个项目的冠军共有64种不同结果 |
C.4名同学选报跑步、跳高、跳远三个项目,每人报一项,每项至少一人,共有24种报名方法 |
D.4名同学选报跑步、跳高、跳远三个项目,每项报一人,每人至多报一项,共有24种报名方法 |
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解题方法
8 . 在
中,角
,
,
所对的边分别为
,
,
,且
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd3b7513fdffeef54a745788f4dee890.png)
A.![]() | B.![]() |
C.若![]() ![]() ![]() | D.若![]() ![]() ![]() |
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9 . 已知向量
,
则下列结论正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf863607285211cdc5903d08ac193b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37a7f0f769015d2752819b132781e9c6.png)
A.若![]() ![]() |
B.存在![]() ![]() |
C.若![]() ![]() ![]() ![]() ![]() ![]() |
D.![]() ![]() |
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2024-05-30更新
|
606次组卷
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2卷引用:江苏省南京市江宁高级中学2023-2024学年高一下学期第二次调研测试数学试题
10 . 如图,在棱长为1的正方体
中,
为平面
内一动点,则( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/5/30/eb9c8e1e-d848-442a-a012-e482c7a7cdce.png?resizew=150)
![](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/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/5/30/eb9c8e1e-d848-442a-a012-e482c7a7cdce.png?resizew=150)
A.若![]() ![]() ![]() ![]() |
B.若![]() ![]() ![]() ![]() ![]() |
C.若![]() ![]() ![]() ![]() |
D.对于给定的点![]() ![]() ![]() ![]() ![]() |
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