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1 . 已知空间向量
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99d47295700ea14c615c1c1ad574053d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f48962b50f60ffa97cab21a991de0bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/061176c7560d82f2d41b117f29628a5a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4卷引用:四川省宜宾市2020-2021学年高二上学期期末考试数学(理)试题
四川省宜宾市2020-2021学年高二上学期期末考试数学(理)试题四川省宜宾市棠湖高级中学2023-2024学年高二上学期阶段测试三(12月月考)数学试题(已下线)第1.1讲 空间向量及其线性运算-2021-2022学年高二数学链接教材精准变式练(新人教A版2019选择性必修第一册)山东省菏泽市郓城县第一中学2021-2022学年高二下学期开学收心考试数学试题
2 . 如图,M,N是分别是四面体
的棱OA,BC的中点,设
,
,
,若
,则
的值分别是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4278c0911e7df78965e78cff69cac5f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91a9cb32a25c2a8bb99f75633b4cd5ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/049131856ba841523793ee3d83099014.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1eca8aa7145b2327dbccba46da05bb86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f00f5e867e7173b654e3faeb58a43aab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a14c388e1e2e5a2ff1ccf6caffbee0d.png)
A.![]() ![]() ![]() | B.![]() ![]() ![]() |
C.![]() ![]() ![]() | D.![]() ![]() ![]() |
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4卷引用:四川省资阳市2020-2021学年高二上学期期末数学理科试题
四川省资阳市2020-2021学年高二上学期期末数学理科试题(已下线)专题1.5 空间向量基本定理-重难点题型精讲-2021-2022学年高二数学举一反三系列(人教A版2019选择性必修第一册)云南省巍山彝族回族自治县第二中学2021-2022学年高二上学期第二次月考数学试题江西省吉安市白鹭洲中学2022-2023学年高二上学期期末考试数学试题
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3 . 在三棱锥
中,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e31f4f6894acbf926754412c76f0dcb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98193b4a0174ec5810018432ff76e290.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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4 . 如图,四棱锥
的底面是矩形,
底面
,设
,
,
,
是
的中点,则( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/8/5d10f462-2cfd-4009-888a-143389b2019f.png?resizew=173)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21b69c41147a67cb486426ee88bd41ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3e126c16032892966489053f44b9048.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3241d7fedd89d85711acd7a2635298af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91a9cb32a25c2a8bb99f75633b4cd5ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2963b8cf334974d1fc8015a446d5586d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98cc3335cb4609bbc9600ad825fdcef8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f3c9abbd78e9a6840ee5f30381daac.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/8/5d10f462-2cfd-4009-888a-143389b2019f.png?resizew=173)
A.![]() | B.![]() |
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2020-09-29更新
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7卷引用:蓉城名校联盟2019-2020学年度高二下学期期中联考理科数学试题
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5 . 已知三棱锥
中,E是
的中点,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/891579e7c231584a8e16b8eeff79888e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbbc282839ce6b33419178654cdcbe7d.png)
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6 . 如图,已知空间四边形
,
,
分别是
,
的中点,则
等于( ).
![](https://img.xkw.com/dksih/QBM/2020/7/4/2498208509403136/2498855900143616/STEM/ec6dc827-95ba-42f3-9a3e-502e71f225ac.png?resizew=237)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.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/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a0bd13492d40444d603f4f4d47a397f.png)
![](https://img.xkw.com/dksih/QBM/2020/7/4/2498208509403136/2498855900143616/STEM/ec6dc827-95ba-42f3-9a3e-502e71f225ac.png?resizew=237)
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7 . 如图,平行六面体
中,
,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cead0e8eadfdcefa334953e88864f424.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba2190c17cf278642c5f72f8f380584e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7276aacfe84451993bb85d15e946e5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5504d932152073ba30a1962eaed5c866.png)
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6卷引用:四川省绵阳市2018-2019学年高二下学期期末数学(理)试题
四川省绵阳市2018-2019学年高二下学期期末数学(理)试题(已下线)1.1 空间向量及其运算(精炼)-2020-2021学年一隅三反系列之高二数学新教材选择性必修第一册(人教版A版)(已下线)1.1 空间向量及其运算-2021-2022学年高二数学同步教与学全指导(学习导航+教学过程+课时训练)(人教A版2019选择性必修第一册)天津市滨海新区塘沽第一中学2020-2021学年高二上学期第一次月考数学试题(已下线)模块一 专题5 《空间向量运算》(苏教版)山东省新泰市第一中学2019-2020学年高一下学期期中考试数学试题
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8 . 已知在四面体
中,点
是棱
上的点,且
,点
是棱
的中点,若
其中
为实数,则
的值是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/5/be797b5d-331a-48d7-991e-6a63f15b71de.png?resizew=146)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46f88011a75e5398a087f80dc1f4159a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44ae38585813c6eeefdcc61df52e4547.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a14c388e1e2e5a2ff1ccf6caffbee0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1433c8103033c67232f2f9ae189608d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/5/be797b5d-331a-48d7-991e-6a63f15b71de.png?resizew=146)
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7卷引用:四川省遂宁中学校2022-2023学年高二上学期10月月考数学(理)试题
四川省遂宁中学校2022-2023学年高二上学期10月月考数学(理)试题江苏省常州市溧阳市2019-2020学年高二上学期期末数学试题(已下线)第一章+空间向量与立体几何(基础过关)-2020-2021学年高二数学单元测试定心卷(人教A版2019选择性必修第一册)(已下线)第三章++空间向量与立体几何(基础过关)-2020-2021学年高二数学单元测试定心卷(人教版选修2-1)(已下线)练习10+空间向量及其运算-2020-2021学年【补习教材·寒假作业】高二数学(苏教版)江苏省扬州市高邮中学2020-2021学年高二上学期阶段测试(四)数学试题湖北省襄阳市第五中学2021-2022学年高二上学期9月月考数学试题
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9 . 如图,
分别是四面体
的边
的中点,
是
的中点,设 ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75e764461f378529babf537fe6a7de34.png)
,
用
表示
,则
![](https://img.xkw.com/dksih/QBM/2019/4/25/2190160625680384/2191320164802561/STEM/b2c3c3e6b9f74912ab6458d689390b2c.png?resizew=151)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3241d7fedd89d85711acd7a2635298af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/881ec4ef24907683dd46062e5ff149c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75e764461f378529babf537fe6a7de34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84cc63e33fe47da2704cff57d148dde0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a47428d284e050dc6d3ac832cc78a1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c38fe2c71e008615306cd00dd26ac34d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82973c2b6d1c407318545f1c0f32ec2e.png)
![](https://img.xkw.com/dksih/QBM/2019/4/25/2190160625680384/2191320164802561/STEM/b2c3c3e6b9f74912ab6458d689390b2c.png?resizew=151)
A.![]() | B.![]() |
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2019-04-27更新
|
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7卷引用:【全国百强校】四川省阆中中学2018-2019学年高二下学期期中考试数学(理)试题
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10 . 平行六面体
中,
为
与
的交点,若
,
,
,则下列式子中与
相等的是( )
![](https://img.xkw.com/dksih/QBM/2019/4/14/2182121641467904/2183682977333248/STEM/4edf58efe1284e1d947954c5cfccffa6.png?resizew=244)
![](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/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e7a93a1399ff7a2bde342652479241b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3b54aa2b7f9adf409f0ce8e00615432.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a75216f7a68428fb8dd41221e854117.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4f9c59cc40a3d3e5dd3aa7a05d5f712.png)
![](https://img.xkw.com/dksih/QBM/2019/4/14/2182121641467904/2183682977333248/STEM/4edf58efe1284e1d947954c5cfccffa6.png?resizew=244)
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3卷引用:【市级联考】四川省眉山市2018-2019学年高二上学期期末教学质量检测理科数学试题