辽宁大连市第十三中学2026-2027学年高二上学期10月月考数学试卷

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2026-2027大连13中学高二10月月考试卷

一、单选题

1.已知向量eqIddcd53b473040022a85c4f034a367b671,且eqIdf7dced91de1b8c38aa95ffee0e5dc202,那么eqId4ec0618ae3a4fde6d6220010af229b9a(    )

A.0 B.1 C.2 D.3

2.直线eqId2e9b0f5f44abbc6544a2f672b025b013经过eqIdd1647ade5a8489b152f0b36cd7da6fce两点,直线eqId3f6f17bc385bafb37e8f964e5eb99cd0的倾斜角是直线eqId2e9b0f5f44abbc6544a2f672b025b013的倾斜角的2倍,则eqId3f6f17bc385bafb37e8f964e5eb99cd0的斜率为(   )

A.eqIda7ffe8515ff6183c1c7775dc6f94bdb8 B.eqId47153fdd73c0661fa460130082e30929 C.eqId18483c9c195ecd922772527fa85c0fcb D.eqId38387ba1cadfd3dfc4dea4ca9f613cea

3.已知直线eqId74227ce264905db00136130d47b7b5c1与eqId43641699491fc5360e95edada5d66c45,则“eqIdf22a4a0dd7307a1323d25331e60782d8”是“eqId1ce08b357f11ef44c3e8207ac574422a”的(    )

A.充分且不必要条件 B.必要且不充分条件

C.充要条件 D.既不充分又不必要条件

4.如图,在直三棱柱eqId42d3a82b8e587ee890467835bc4e854c中,eqId1c9d5815dc775d5a5810fff0b016a8d5,eqId1ffc2817fa590affb5a760a25dc65308,eqId3d2c15801fee2405573677484f5dcfa4,eqId8455657dde27aabe6adb7b188e031c11是eqIdf52a58fbaf4fea03567e88a9f0f6e37e的中点,求直线eqId24bb49fdc6b6bbb2449fdf8a0de769d3与直线eqId69a7bcc1efb8a2ff57d64b6d057da463所成角的余弦值(    )

@@@5f579d09-0d27-4609-9f6b-5e768a8fc5dd

A.eqId64fd7940df8100511c9b98ed85d014a3 B.eqId8b2a698891d42c70b597f0da4f215f09 C.eqIdf89eef3148f2d4d09379767b4af69132 D.eqId860884c0017c8bceb5b0edff796c144f

5.若两平行直线eqId781667893437245d21db9a2e66f3539e与eqId63a55afbcedc83a9023b27d3daf74d41之间的距离是eqId2967337e3fcb228dded64ab0c41a17e0,则eqId934d37c81b2266c7b86bcc11afaf5f91(    )

A.eqId274a9dc37509f01c2606fb3086a46f4f B.eqId95e35f76e01c3979ae5987f7729f9856 C.12 D.14

6.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.eqId95bacae35b6e16a0a33c2bdc6bc07df7page number 0

 

试卷第1页(共1页)

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7.如图,长方体eqId6e09725691ee7851f54c0dee86b2bf55的底面是边长为2的正方形,eqIdd2555ddf0e1c249150fd1873e75d1420 ,点eqId2a30f3a8b673cc28bd90c50cf1a35281、eqIdac047e91852b91af639feec23a9598b2分别为棱eqIdb094e639c2b31dc54b1b3e6456e77843、eqId0c5b6dfff10cb3dc3e06509db56d7b9d的中点.若平面eqId187dc2db2a36faf19ae56e0b93b87f7d平面eqId72063e390276ce5fb902c2a9c4aa8f71,则直线eqId0f85fca60a11e1af2bf50138d0e3fe62 与平面eqIde48e2f18c4c61dfcc908827ac3c8a204所成角的正切值为(    )

@@@b38941d0-8956-4c43-b765-eda21023822e

A.eqId1174142f3bba761585b6bc2653009b36 B.eqId860884c0017c8bceb5b0edff796c144f

C.eqId95bacae35b6e16a0a33c2bdc6bc07df7 D.eqIdcf298f00799cbf34b4db26f5f63af92f

8.已知x,eqIdf370a1d4dd341e5ab1774a66c66c1204,则eqId33e12409ff90130145291aa49bcaa630的最小值为(   )

A.eqIdf89eef3148f2d4d09379767b4af69132 B.eqId8d5989c84e320b504511f23eeb6e7357 C.eqId56d266a04f3dc7483eddbc26c5e487db D.eqId471bd56dda5a0a7a5d084ac6d95ee5fa

二、多选题

9.已知直线eqId930d4e5daa1b228999a2c1973f851439,下列说法正确的是(   )

A.直线eqId0f85fca60a11e1af2bf50138d0e3fe62过定点eqIdb094cba781181aeb90752170e9ba6c94

B.直线eqId0f85fca60a11e1af2bf50138d0e3fe62在eqIdd053b14c8588eee2acbbe44fc37a6886轴上的截距为2

C.原点到直线eqId0f85fca60a11e1af2bf50138d0e3fe62距离的最大值为eqIdcf298f00799cbf34b4db26f5f63af92f

D.若直线eqId0f85fca60a11e1af2bf50138d0e3fe62与直线eqIdc651c62b9fae81ad3d769b4c5a9efaca三条直线有且仅有两个不同的交点,则eqIdf0a532e15e232cb4b99a8d4d07c89575的值为eqIdacbc6a613224461ade69362d46550474

10.如图,在棱长为4的正方体eqId6e09725691ee7851f54c0dee86b2bf55中,eqIddad2a36927223bd70f426ba06aea4b45是线段eqIdf66fb71b75b63594ebeeeebd1963eed5上的动点,则下列说法正确的是(    )

@@@b0c9038a-1f58-493e-8c79-c51430822d49

A.存在点eqIddad2a36927223bd70f426ba06aea4b45使得eqId3d1d2e0f281222a5f289ea4008370aed平面eqIdaa085ddda8cafab99ea5cf738abb3f2f

B.无论点eqIddad2a36927223bd70f426ba06aea4b45的位置,总有eqId65f782f255e05e8ec6a0d632f9beddab平面eqIdaa085ddda8cafab99ea5cf738abb3f2f

C.若eqIddad2a36927223bd70f426ba06aea4b45是eqIdf66fb71b75b63594ebeeeebd1963eed5的中点,则eqId22adbc0da438220f9cace11b629d799b到平面eqIdaa085ddda8cafab99ea5cf738abb3f2f的距离为eqIdc98ee8ce2c56dccae6b63b5a9ca022b8

D.若直线eqId9fe734023d4e70010a6b2cc3267cb86e与平面eqIdaa085ddda8cafab99ea5cf738abb3f2f所成角的正弦值为eqId5be2ef6b7f2ac8534405f9bf13c5f03d,则eqId18d43616ec3b10c8aa460cffa23f6e79page number 1

 

试卷第3页(共2页)

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11.立体几何中有很多立体图形都体现了数学的对称美,其中半正多面体是由两种或两种以上的正多边形围成的多面体,半正多面体因其最早由阿基米德研究发现,故也被称作阿基米德体.如图,这是一个棱数24,棱长为eqId95bacae35b6e16a0a33c2bdc6bc07df7的半正多面体,它所有顶点都在同一个正方体的表面上,可以看成是由一个正方体截去八个一样的四面体所得的,下列结论正确的有(    )

@@@3a993690-8684-41e4-b372-2eb599c9efbc  

A.eqId071159cac13097ea0928285bc1be66d8平面eqIdd69e7fabd4deb4247973656fbd87c06b

B.eqId5963abe8f421bd99a2aaa94831a951e9,eqIda0ed1ec316bc54c37c4286c208f55667,eqIdc5db41a1f31d6baee7c69990811edb9f,eqId8455657dde27aabe6adb7b188e031c11四点共面

C.点eqId7f9e8449aad35c5d840a3395ea86df6d到平面eqIdb4eb7e9ad5486cf1c5e506b20c5469e8的距离为eqId1174142f3bba761585b6bc2653009b36

D.若eqId2a30f3a8b673cc28bd90c50cf1a35281为线段eqId0dc5c9827dfd0be5a9c85962d6ccbfb1上的动点,则直线eqIde6e490f703eb6c9bb1278c78ebc2d661与直线eqId6aa2b5e09f8ec785c59900a529390a02所成角的余弦值范围为eqId0ccf0c38acb85b7ab57066c0a9ee604f

三、填空题

12.已知两点eqId131ebfee8d3fd5d0c4d3b20012e232f8,eqId2314480ed3a9e678eae5cac65a3f7389,动点eqIdac047e91852b91af639feec23a9598b2在直线eqIdd77f5191798242b7b9b88a75e17e4425上运动,则eqIdb67761f75cee6201ec2b2dbf40db77c0的最小值为______.

13.如图,在三棱锥eqId63397cda22cb1fad59cf966dfb588643中,点G为eqId15c0dbe3c080c4c4636c64803e5c1f76的重心,点M在eqId4505508b3e36db64a207dcdaf8eb22dc上,且eqIdfd32c23e44292d0b164d18d41aaa11d0,过点M任意作一个平面分别交线段eqIdbd33764ff4efddfe11a98a609753715c,eqIdd2be49c37e30a3ced0364c3e74d8c687,eqId48f3c9abbd78e9a6840ee5f30381daac于点D,E,F,若eqIdbd95eaf34ef0c66569901f57e54d099d,eqId088a94009620f7efe7f5cd884f99867f,eqIdf597228a2b6ae934fe7362132989169c,则eqIdf7ec1237f85b7bca9bb1dacbcd878336的值为__________.

@@@bbc4d3f56eee45579f97f6919b01d660

14.已知直线eqIdebc4a75b57138a3f1141b53a90fe0659,过点eqIda8748dc55e2f45bc37fc4d84d7310f79的直线eqId3f6f17bc385bafb37e8f964e5eb99cd0与eqId2e9b0f5f44abbc6544a2f672b025b013及两坐标轴围成一个四边形,且该四边形有外接圆,则eqId3f6f17bc385bafb37e8f964e5eb99cd0的一般方程为______.

四、解答题

15.已知直线eqIdd2079ed7990a63ba8d786a05a1c89994,eqId2caae3fd2d6000de284281a5413ee7a9.

(1)求经过点eqIdc4f1f2b3e349a9be5fb156ae31525b9c且与直线eqId3f6f17bc385bafb37e8f964e5eb99cd0垂直的直线方程;page number 2

 

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