第1章空间向量与立体几何章末练习-2026-2027学年高二数学上学期人教版A版选择性必修第一册

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第1章空间向量与立体几何章末练习

一、单选题

1.已知eqIdc4664eed9e1abab0ed6397c58d70e731为空间两两垂直的单位向量,设空间向量eqId0c6afc1b4b29883082c9b436e7b915c8,则向量eqIda021bee306b6dfdb0f9350f9f23b2090的模为(    )

A.3 B.6 C.9 D.12

2.已知非零向量eqId7a2f4b1178f68bd147d1a2a6acd04435,eqIdc94075193c11fe43f2396cff5a485054满足eqIdb98a1742cc3f3d4cc04a6bfdb66c681e,则向量eqId7a2f4b1178f68bd147d1a2a6acd04435在向量eqIdc94075193c11fe43f2396cff5a485054上的投影向量为(     )

A.eqIde7d688ef8afe17972cf1862021bcd23c B.eqId692eaf56a1bd793901875cfb88e49a0d C.eqId1b45d24553c5ebdcbce51e4623aa0d46 D.eqIdb76974d8b2848eb88ed8e8a2640e60d4

3.如图,已知空间四边形ABCD的对角线为AC,BD,设G是CD的中点,则eqIda2a8576eec5554b1706b4d1ae8c93467等于(    )

@@@a2b80005a7f5422f931887538121adad

A.eqId538c1a9e933bc1e29d785eeda9cd1abc B.eqIdf4eba0286925d493afca6f73959d9f8f C.eqIdf89265cbe3abc6b966ce8967fead448b D.eqId54c3230d4b16f7d51bf252e6ca429c40

4.如图,平行六面体eqId6e09725691ee7851f54c0dee86b2bf55中,以eqId5963abe8f421bd99a2aaa94831a951e9为顶点的三条棱长均为eqId61128ab996360a038e6e64d82fcba004,且两两之间的夹角都是eqIdbe6a6301878fed2a01413020b27310a5,则eqId9054bcf40d78a4eafecfe259d5814c7d(     )

@@@06a88469-789d-4ae3-b7a1-9791b81faa27

A.eqIdb8860d9787671b53b1ab68b3d526f5ca B.eqId38387ba1cadfd3dfc4dea4ca9f613cea

C.eqIdb10e8abf8690e4b129466ddb918bcc94 D.eqId95bacae35b6e16a0a33c2bdc6bc07df7

5.如图,在正方体eqId6e09725691ee7851f54c0dee86b2bf55中,eqIdac047e91852b91af639feec23a9598b2,eqId54a5d7d3b6b63fe5c24c3907b7a8eaa3分别为棱eqIdf66fb71b75b63594ebeeeebd1963eed5,eqId53e97fcdcfd6183b976a61ef3222c607的中点,则以下四个结论中,正确的有(    )page number 0

 

试卷第1页(共1页)

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@@@4d109dbb-63ef-46b2-aa5d-827eb9d04693

A.直线eqIdd50703c46b6153945d718b198f03b4b5与直线eqId9d88bf46ad08f9677c37eed1d0369329是相交直线 B.直线eqId9399c9a2a31b0e3165aea2d6ccc4f7c9与直线eqId7785afeeaf274892253d04b4f693b367共面

C.直线eqIdd50703c46b6153945d718b198f03b4b5与直线eqId7785afeeaf274892253d04b4f693b367平行 D.直线eqId7785afeeaf274892253d04b4f693b367与直线eqIdb99738c0ba6ad5af08c609bd57fbc015垂直

6.已知正六棱柱eqId858be9a2f30a22cfdebeaa5bf2e45b4a的棱长均为4,质点eqIdac047e91852b91af639feec23a9598b2从顶点eqId7f9e8449aad35c5d840a3395ea86df6d出发沿着线段BC做匀速直线运动,质点eqId54a5d7d3b6b63fe5c24c3907b7a8eaa3从顶点eqId8455657dde27aabe6adb7b188e031c11出发沿着线段eqId22adbc0da438220f9cace11b629d799b做匀速直线运动,当质点eqIdac047e91852b91af639feec23a9598b2到达顶点eqIdc5db41a1f31d6baee7c69990811edb9f时,质点eqId54a5d7d3b6b63fe5c24c3907b7a8eaa3恰好到达顶点eqId6795cae2df43a722e1355e9562d93c09,则在运动的过程中,质点eqIdac047e91852b91af639feec23a9598b2与eqId54a5d7d3b6b63fe5c24c3907b7a8eaa3之间距离的最小值为(   )

A.5 B.eqId9b91d650c2fc1a741fabdb333b09aeb6 C.eqIdadbd3e8cf8325999cde03adf845d3dd0 D.eqId810f626d172a0b9aaabebfbeadca97cb

7.如图,在长方体eqId3cf725e3d44c1b473c0e748ac2f45f5a中,eqIdf47509cdda590b3a79b094f2f7914eab,E为eqIde1ffb98f1e3c1317c0db403d3af04bdc的中点,则点D到平面eqId8c0c628968603b80f05ab8d063a38026的距离为(  )

@@@a770c67d-66cc-4e11-8ba3-b21189da3123

A.eqIdad92c0300c2887eea97a4fdff738e3ff B.eqId0494c5aa79ab633267086d1c5ad26ca6 C.eqIdf1c6b836549a9bfab77acc0d2f157d60 D.eqIdf4aed8fc918494a844b32c6b23f131b5

8.如图,在平行六面体eqId6e09725691ee7851f54c0dee86b2bf55中,底面eqId411b38a18046fea8e9fab1f9f9b80a5f为正方形,eqId966cb379e9b78eb804ae4c0edbf93914,棱eqId3abd1ed7099a0530abd382847af3bfbd为eqId56f7ba05c54b3de1f4378f7c8eb58328的中点,则异面直线eqId5b7d857811cbd619f868d951aa7a0ab8与eqId15dc61d5de97b5a40be925b278ae494c所成角的余弦值为(   )

@@@792b52ca-b020-4c59-bdfb-9992b419a601

A.eqId9786d2ec9acadce968ce77d33d120d68 B.eqId83303d3784492506fc44f2b4d6b07bc1 C.eqId827ccf0c04aa941ba20d5f4c6068b46b D.eqId4dac452fbb5ef6dd653e7fbbef639484

二、多选题

9.已知eqId9e380108ba2cf04e68a5a9393d2b921c,且直线eqId0f85fca60a11e1af2bf50138d0e3fe62的方向向量为eqIdf24c2b0c1e760077c33e1d6e833ccd5d,则平面eqIde170f206fdbbd834aad7580c727e2cc6的法向量的坐标可以是(  )page number 1

 

试卷第2页(共1页)

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A.eqId9c8bb2a267bd5fd30513a259168c50f9 B.eqId2e07cb7f1521ad73d6a99d5908c07959 C.eqIdcd6e610db75ed89f17ff4c4d77180309 D.eqId23251f834662bf2d541fc50ae7aad646

10.如图,四棱锥eqId0585b6c0f156eecf9662b9846d4eb693的底面为正方形,eqIdccd4fd4b7a4d6b8ca0c5827c055a9ce7平面eqId411b38a18046fea8e9fab1f9f9b80a5f,eqId0b80ee363635d73f601654339028daec,eqIdced06b71073e1bb777f326f06016ce17,动点eqIdac047e91852b91af639feec23a9598b2在线段eqId48f3c9abbd78e9a6840ee5f30381daac上,则(    )

@@@6c9e00a1-55cc-4285-9ccf-d43ac6eaa3ee

A.四棱锥eqId0585b6c0f156eecf9662b9846d4eb693的外接球表面积为eqIdfc7405e1dbe26dd36f41122a27d6d49a

B.存在点eqIdac047e91852b91af639feec23a9598b2,使得eqId901c9e0d6c246c195b65100f3f622899

C.eqId0f901924d7648980eb746fee8779e73a的最小值为eqIdc67c7988761f9f1b4738fab3ae338018

D.点eqIdac047e91852b91af639feec23a9598b2到直线eqIdf52a58fbaf4fea03567e88a9f0f6e37e的距离的最小值为eqId9868f77d5ab5073b6145f1c6d272122e

11.如图,在正三棱柱eqId42d3a82b8e587ee890467835bc4e854c中,eqId1baa3d0db9ad31d33c2883a6efed1dc7,空间一点eqIddad2a36927223bd70f426ba06aea4b45满足eqIdac6b545127bd51036a5a7b0d3cd5b320,eqId79296cd4046a71e163a8f3e647a176ae,eqId994fe2e2ccff825adfe4567a84e0fd79,则(    )

@@@2da3577b-fb85-4e71-b67f-eb02085ef4e9

A.若eqIdbbae94f2dd5086f7ddbe18407a978e9b,则点eqIddad2a36927223bd70f426ba06aea4b45在线段eqId0d8772aa893a9c1d40f714cb25701701上

B.若eqId6096acdd2d0ce16e1e45397ec5e365d4,则点eqIddad2a36927223bd70f426ba06aea4b45在线段eqIdd7f6f93171329d508d491143b9d71f7b上

C.若eqId73b3cf0f585938ede9eca890a6eb326d,则不存在点eqIddad2a36927223bd70f426ba06aea4b45,使得eqIdd462ecbfd4c6937d4a58725b809df966

D.若eqId76819195cffab10d81638dd673f3af98,则存在点eqIddad2a36927223bd70f426ba06aea4b45,使得eqId2f4d27a617d05a392f7d5234a2ceb2f4

三、填空题

12.已知eqId0b35780e940f1aa9b42926f33904128a为空间中四点,任意三点不共线,对于平面eqId7bef5239ddbb0972700ce01daf9ee7cf外一点eqId1dde8112e8eb968fd042418dd632759e,eqId09ffc5d2f11cdea38d1b6a3dde15b81aeqIdb5c810d1a7875134255244666ef9cf67,若eqId0b35780e940f1aa9b42926f33904128a四点共面,则eqIdb88584cf1df43e28d03592c7998b1653的值为____________

 

13.在四棱锥eqId8b5f08faa7f1550cb3732de12b2be5fe中,底面eqId5cb3f9a5da641be35117fd35ba07a6aa为正方形,eqId3aad1b6aad765172a3a2ea2c96006836平面eqId5cb3f9a5da641be35117fd35ba07a6aa,eqId1373e9989b15766ce40b7fbffaf26a56,N为eqId0ff6089095a8b825eeb8002b6996929e的中点,page number 2

 

试卷第4页(共2页)

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