1.4.2空间距离的向量求法练习-2026-2027学年高二上学期数学人教A版选择性必修第一册

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空间距离的向量求法练习题

本卷满分100分,考试时间100分钟。

一、单项选择题(本大题共8小题,每小题5分,共40分)

1.已知经过点eqId0a386f1aa3ece4d54017688fd6f68562的平面eqIde170f206fdbbd834aad7580c727e2cc6的法向量为eqIdb2f901b3b977602b4ecdf256e6e980c1,则点eqId1f1fd5a024676bf7c1d4c934c7aec49f到平面eqIde170f206fdbbd834aad7580c727e2cc6的距离为(    )

A.eqId61128ab996360a038e6e64d82fcba004 B.eqId5ca7d1107389675d32b56ec097464c14 C.eqId8af2fdf1944afebb51cb6a5e6c74aadd D.eqId38387ba1cadfd3dfc4dea4ca9f613cea

2.在空间直角坐标系中,直线eqId0f85fca60a11e1af2bf50138d0e3fe62经过点eqIdc688384b0fde7ccdc3b37b212dd5bf25,且其方向向量eqIdb6baf465e0e10422dfa93369adc3465f,则点eqId79d1d0c59430073b9e234f2883894d17到直线eqId0f85fca60a11e1af2bf50138d0e3fe62的距离为(   )

A.eqIda7ffe8515ff6183c1c7775dc6f94bdb8             B.eqId35361e76a7c85d1886728c8d0200b234                  C.3                 D.eqId87145e42a15852515a726f8efad09308

3.在空间直角坐标系中,eqId1dde8112e8eb968fd042418dd632759e是平面eqId7bef5239ddbb0972700ce01daf9ee7cf外一点,平面eqId7bef5239ddbb0972700ce01daf9ee7cf的一个法向量为eqIdee9be524094618c28db3ffbca08d4810,eqId15c0dbe3c080c4c4636c64803e5c1f76的面积为3,且eqId2305761c575e8c9b079232783d0e8d52,则三棱锥eqId4278c0911e7df78965e78cff69cac5f5的体积为(    )

@@@9b46ff15-6fdc-4565-af52-2ed01f2d45deA.eqIdbdaa19de263700a15fcf213d64a8cd57 B.eqIda4b8503f4706b8321e4e79a87eadea84 C.eqId61128ab996360a038e6e64d82fcba004 D.eqId5ca7d1107389675d32b56ec097464c14

4.如图,正四棱柱eqId6e09725691ee7851f54c0dee86b2bf55中,eqId2f21c7c194c5bc2986a21fd441c81495,点E和F分别是线段eqId24bb49fdc6b6bbb2449fdf8a0de769d3与eqIdd40b319212a7e7528b053e1c7097e966上的动点,则eqId49b50357a6545cae8348e3059312f520间最小距离为(    )

A.eqId8d5989c84e320b504511f23eeb6e7357 B.1 

B.C.eqId827ccf0c04aa941ba20d5f4c6068b46b D.eqId64f1145c162038df3c7184d9201c628e

5.已知平面eqIde170f206fdbbd834aad7580c727e2cc6的一个法向量eqId8fde7a0221b3ea31d44f9e93a2e48725,点eqId5e4a91218a11cf19797982d310f9818d在平面eqIde170f206fdbbd834aad7580c727e2cc6内,若点eqId18776edb39db8112d8e0e8fd4550026b到eqIde170f206fdbbd834aad7580c727e2cc6的距离为eqId5991e9ec7666f533a528a4173c58f0ff,则实数eqId294f5ba74cdf695fc9a8a8e52f421328的值为(   )

A.eqId8c748e40ba21ac5063d3bccaa57ef278 B.eqId3edbd40e04e2a943051fa83d6e511add C.eqIdb8860d9787671b53b1ab68b3d526f5ca或eqIdec54f53122364c46e1e43d1a84f210fd D.eqId3edbd40e04e2a943051fa83d6e511add或eqId8c748e40ba21ac5063d3bccaa57ef278

6.已知四棱锥eqId0585b6c0f156eecf9662b9846d4eb693中,eqId0045f9b2664a5a09eef17b08e0ef619c,则该四棱锥的高为(   )

A.eqIde505adb132335591331824f48e40af3c B.eqIdbf31876698721a199c7c53c6b320aa86 C.eqIdf89eef3148f2d4d09379767b4af69132 D.eqId839c7616cd0d90265f4b2c9c021254fe

7.下列命题中正确的是(   )

A.点eqIdbb80d06d9950970400b5ff09b46f2fea关于平面eqId0ef1e8a88d934eca5399decc64fdbd43对称的点的坐标是eqIdfbd48c82c02f442eb225bf6b4243fd46

B.若直线eqId0f85fca60a11e1af2bf50138d0e3fe62的方向向量为eqIdf0bebddc31291e3f38433be9e040e4ff,平面eqIde170f206fdbbd834aad7580c727e2cc6的法向量为eqId922ab67fbfe6fd356e63e90900540f3f,则eqId9e380108ba2cf04e68a5a9393d2b921c

C.若eqId3eb8fdeae7c41507e94c2d09469e80fa和eqId46aaaa1f7db41e65089d9a306e5780f7都为基底,则eqId7e163480714acc9dae5005cac65d217d可以为eqId4b0c233484ce028819ebd0c86b75a92b

D.若直线eqId0f85fca60a11e1af2bf50138d0e3fe62的方向向量与平面eqIde170f206fdbbd834aad7580c727e2cc6的法向量的夹角为eqIdfbf2d033664f89ef059ac8303622a3bf,则直线eqId0f85fca60a11e1af2bf50138d0e3fe62与平面eqIde170f206fdbbd834aad7580c727e2cc6所成的角为eqId996bf3d35b6763cbc1a423b13a9df2ddpage number 0

 

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8.阅读材料:空间直角坐标系eqIdd5e336d6ca2cae3d6e6c3810d7e521a4中,过点eqId83f13b93fcf7df3e254ad90d52d7f719且一个法向量为eqId8fb1e9d35b63fe5ee9c26e3ca5b8ece0的平面eqIde170f206fdbbd834aad7580c727e2cc6的方程为eqId919ef7b71e1ac6565f42d4d71b1a7f1f,阅读上面材料,解决下面问题:已知平面eqIde170f206fdbbd834aad7580c727e2cc6的方程为eqId965809fdbddbd1ddd12700a7af181108,点eqId426c1f2062183ad4e158c6c5658d8e81,则点Q到平面eqIde170f206fdbbd834aad7580c727e2cc6距离为(    )

A.eqId64f1145c162038df3c7184d9201c628e B.eqId1174142f3bba761585b6bc2653009b36 C.eqId839c7616cd0d90265f4b2c9c021254fe D.1

@@@eb3eefde-df30-4d09-a584-50815d963ee2二、多项选择题(本大题共3小题,每小题6分,共18分)

9.在棱长为2的正方体eqId6e09725691ee7851f54c0dee86b2bf55中,eqIddad2a36927223bd70f426ba06aea4b45是棱eqIdf52a58fbaf4fea03567e88a9f0f6e37e上一动点,则eqIddad2a36927223bd70f426ba06aea4b45到平面eqId62a52848aff08399a36f217356007a4b的距离可能是(    )

A.1 B.eqIda7ffe8515ff6183c1c7775dc6f94bdb8 

C.eqId2967337e3fcb228dded64ab0c41a17e0 D.eqId35361e76a7c85d1886728c8d0200b234

@@@830c2ef6-1d14-4f82-96fa-aca1f71c127b10.如图,在正三棱柱eqId42d3a82b8e587ee890467835bc4e854c中,若eqId4639a9dc0bc99101cbde59fef04b4a2b,则(    )

A.三棱锥eqIdf54a4b8a1f47cecd794e1f46e365c899的体积为eqId18483c9c195ecd922772527fa85c0fcb

B.三棱锥eqIdf54a4b8a1f47cecd794e1f46e365c899的体积为eqId38387ba1cadfd3dfc4dea4ca9f613cea

C.点C到直线eqIdb470c4e195cf7a07b7a331ce4b436e03的距离为eqId03ab49a34b0f12fc7bf186c86a2789ea

D.点C到直线eqIdb470c4e195cf7a07b7a331ce4b436e03的距离为eqId01961669cd597f61fa48e9853d678bb8

11.已知直线eqId0f85fca60a11e1af2bf50138d0e3fe62的方向向量eqId60fe1653304aac1197772aff7f0b6d33为直线eqId0f85fca60a11e1af2bf50138d0e3fe62上一点,若点eqId14c3e40bb501686965c2fcdad78c3d68为直线外一点,则eqIddad2a36927223bd70f426ba06aea4b45到直线eqId0f85fca60a11e1af2bf50138d0e3fe62上任意一点eqIdacc290b44635265137fdf13146b6a6d9的距离可能为(    )

A.eqId61128ab996360a038e6e64d82fcba004 B.eqIda7ffe8515ff6183c1c7775dc6f94bdb8 C.eqIdcf298f00799cbf34b4db26f5f63af92f D.eqIdbdaa19de263700a15fcf213d64a8cd57

@@@5cf18a5e-1b9c-4c80-95e7-af15a97e410e三、填空题(本大题共3小题,每小题5分,共15分)

12.已知点eqId8f6dcd362a44588747e88b206e7c5ca4,点eqIdac602e72feafc692e49b5fcd65368160,则点eqIdd032140c8c95e7676927b82a96713165到直线eqIdf52a58fbaf4fea03567e88a9f0f6e37e的距离为________.

13.如图,四棱锥eqIdfaeb97acf19bd3b2c6c77c2814df4d2f中,eqId5fb2e071d4e01107dcf7d95cbb86b415平面eqId411b38a18046fea8e9fab1f9f9b80a5f,eqId10df84d553a8826a7ce9bff4bf0d95b9,eqIdcdb2dd10731b99c0f4f89ee957f8a239,eqIdb4f9529fbf7c0c45d38995f8030ad61b,则eqId8455657dde27aabe6adb7b188e031c11到平面eqId21665d21bbfb04410c78345de1fd15ae的距离是______.

14.已知四边形eqId411b38a18046fea8e9fab1f9f9b80a5f为矩形,eqIddad2a36927223bd70f426ba06aea4b45为四边形eqId411b38a18046fea8e9fab1f9f9b80a5f外一点且eqIdcb4564baf209de77802d46cda82995c5平面ABCD,eqIdced06b71073e1bb777f326f06016ce17,eqId09d27bd71d79cb19eb554175e4ef0867,eqIdfcc532cfe64300cb3da9e04a307c957a,则异面直线eqId48f3c9abbd78e9a6840ee5f30381daac与eqIdd40b319212a7e7528b053e1c7097e966之间的距离为______.

 

 

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四、解答题(本大题共2小题,共27分)

15.(12分)

在三棱锥eqId63397cda22cb1fad59cf966dfb588643中,已知eqId69ab119ca12a2e9fb2a4d428ee323578.

(1)若eqIdd3e9d44f12888a53b0ce13af3c665395与eqId9b8302f7e8dea32ceab4ca2411f37866垂直,求eqIdf0a532e15e232cb4b99a8d4d07c89575;

(2)求点eqId5963abe8f421bd99a2aaa94831a951e9到平面eqIde7b7c83470489253394bd288d7c920df的距离.

 

 

 

 

 

 

16.(15分)

如图,在直三棱柱eqId42d3a82b8e587ee890467835bc4e854c中,eqId2a30f3a8b673cc28bd90c50cf1a35281是eqId0dc5c9827dfd0be5a9c85962d6ccbfb1中点.

(1)求证:eqId3ebe6a446b91e73b181f9f4d56264dd3平面eqIddb3ef97d64e58d311019b70fe5e2cc0d;

(2)若eqId36c4559d27e3905980d1a4f1856f07de,且eqId2af2626608f61a4cfbb86494bd6df0e2,求直线eqIde26d9636ad77369535852c6e4493446a到平面eqIddb3ef97d64e58d311019b70fe5e2cc0d的距离.

@@@118f661c-fcdb-41af-b8b7-9233ff98e200page number 2

 

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