河南省漯河市临颍县新时代实验学校2025-2026学年高二上学期期中考试数学试卷

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2025-2026学年度高二上学期数学期中考试

 

一、单项选择题(本题8小题,每题5分,共40分)

1.如图,在平行六面体eqId6e09725691ee7851f54c0dee86b2bf55中,若eqId6ac72026cf2f4c57e4543f345c351dde,则eqId55b2ce97e1fd47e7a312391a6fd959ab(    )

@@@943688a8-bc8f-44b8-b964-af0083743460  

A.eqId0619c585f69e670d0e4c86ff59f1759a B.eqIdafae1ae65adbb65b5375b88f160baa27 C.eqIdaa31776ab619e399313b0daed887b7eb D.eqIdaf948f80393224f0a94f3e8dba48f2ad

2.已知直线l上两点eqId950e6108856cfb8d45b1a1e6aa6900e9,eqIde3f7efb3515e03b5311dd2bab3da0ebb,若直线l的倾斜角为eqIdc0211da37e92f915e781691296578ba0,则实数n的值为(    )

A.eqId4948adb65d30bc200d0d5d43cd377781 B.0 C.eqId38387ba1cadfd3dfc4dea4ca9f613cea D.eqId41322821ce31416fdac8dd6e0aa41c71

3.在正三棱柱eqId42d3a82b8e587ee890467835bc4e854c中,eqIdefcb83d8a314a50740bd2935be9892bb,则异面直线eqIde26d9636ad77369535852c6e4493446a与eqId24bb49fdc6b6bbb2449fdf8a0de769d3所成角的大小是(    ).

A.eqId996bf3d35b6763cbc1a423b13a9df2dd B.eqId30c20e88a33043f4279fff360c81006e C.eqId260200d547998bcac50a4a491382e7f4 D.eqId0468237bbc0d3df77435d98b817c10c0

4.已知双曲线eqId8a2cfa22139b3e9c9a73500e1ba19f52的一条渐近线方程为eqId45cc81cfaccc00aa4b7139de5a35a102,则eqIdc5db41a1f31d6baee7c69990811edb9f的离心率为(    )

A.2 B.eqIdcf298f00799cbf34b4db26f5f63af92f C.eqId8d5989c84e320b504511f23eeb6e7357 D.eqIdf89eef3148f2d4d09379767b4af69132

5.已知eqId21ec90c2a131070bbd3a6f2a10194f18,eqIdaad640c7dac1c3a3021aaefd6888e538,则eqId7e163480714acc9dae5005cac65d217d在eqIdc37564ec4e9e92485f1769e8ffaac31d上的投影向量为(   )

A.eqIdb185f230a716f67779ea8ecf4c88645c B.eqIdc5aab2a69dcbba1bad21c3ffdd5cdf7c C.eqId490bff2886b22d54fa55cd968370bc91 D.eqId588afd718346d68605392b1db0c22156

6.椭圆eqIdbf220905af79a8a4e9b93d894bb2c878的短轴长为(   )

A.eqIdb27567d43c5b91382ee3d7ca708ee422 B.eqIdadbd3e8cf8325999cde03adf845d3dd0 C.6 D.3

7.经过两点eqId98b2cc0d2f6d3eee9a33db83e0c0830d,eqId14168792b74b97b8bc51531604ba36b4的直线的倾斜角为(   )

A.eqIdf6414feb96b018521bc966920e773ef8 B.eqIdd49f8a63ddbca52039fa9ab44cda6b29 C.eqIdac1a63ab608517bb10aa036783dfb51f D.eqId15615de1a6df206dbd081251f676578epage number 0

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8.圆eqIdfb7e784a43839e42b6a5b54d8ab22cea与圆eqId109b61659d908aff81de0aa85c490c1e的公切线的条数为(    )

A.4 B.3 C.2 D.1

 

二、多项选择题(本题3小题,每题3分,共18分)

9.已知点eqId6a5cb5feec3ce25af77db52d78ff931d,圆eqId360219e869c4b3da4e1b822d393ff742,则(    )

A.点eqIddad2a36927223bd70f426ba06aea4b45在直线eqId3894051d1ada1d18db9890ed816398bc上

B.点eqIddad2a36927223bd70f426ba06aea4b45可能在圆eqIdc5db41a1f31d6baee7c69990811edb9f上

C.圆eqIdc5db41a1f31d6baee7c69990811edb9f上至少有2个点与点eqIddad2a36927223bd70f426ba06aea4b45的距离为1

D.过点eqIddad2a36927223bd70f426ba06aea4b45作圆eqIdc5db41a1f31d6baee7c69990811edb9f的切线eqId790ef3382b1c731f2885eecfd92c2a86,则切点弦eqIdf52a58fbaf4fea03567e88a9f0f6e37e过点eqId84233567f83d9b7d76177f26862d7b51

10.如图,在棱长为2的正方体eqId6e09725691ee7851f54c0dee86b2bf55中,点E是eqId9d78abbad68bbbf12af10cd40ef4c353的中点,则下列说法正确的是(    )

@@@fe908081-c000-4c40-88d2-e0f4ae2f8a5f

A.eqId15dc61d5de97b5a40be925b278ae494c与eqId0d8772aa893a9c1d40f714cb25701701所成角的余弦值为eqIde64e76a4c1e5934f51cdca2ffbc8313f

B.eqId15dc61d5de97b5a40be925b278ae494c与平面eqIde168672b47d7e64dc1b404f8882c7dcf所成角的正弦值为eqId9868f77d5ab5073b6145f1c6d272122e

C.点eqId2a30f3a8b673cc28bd90c50cf1a35281到直线eqId0d8772aa893a9c1d40f714cb25701701的距离为eqIda7ffe8515ff6183c1c7775dc6f94bdb8

D.eqId0d8772aa893a9c1d40f714cb25701701与平面eqIdf2331bccb6ebf5b9fd639df994f575a9的距离为eqId38be38165dc2307982fc57001a447c56

11.在平面直角坐标系eqId7ee31829d0d4d5f779a957d7df8058ab中,双曲线eqId40340352ec08d49649eae39972f90897的左、右焦点分别为eqIdf5076289823db419f94e9c0c8f4aafd9,eqIda3fb78c5f885034612c0e030b920143d,点eqId0ccbabd8465fb5231099dca52ef6d9b3,直线eqIdf23d29646155e27b172ecdf263e2d702交eqId2a30f3a8b673cc28bd90c50cf1a35281于C,D两点.若eqId661ff55b5ebbadfb600989af3cfce2fd的重心在以eqId643ef7d761de0e794fc39937dc72ac6a为直径的圆上,则(   )

A.eqId2a30f3a8b673cc28bd90c50cf1a35281的焦距为eqId41322821ce31416fdac8dd6e0aa41c71

B.eqId2a30f3a8b673cc28bd90c50cf1a35281的渐近线方程为eqIdf95b60de1f6993edd7275bcf8b9527dd

C.eqId661ff55b5ebbadfb600989af3cfce2fd的外接圆的面积为eqIdeeba251e84f30a08ce00735d8add0839page number 1

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D.过点eqId3a0d256036d52b784b8c68bfc8db69d5作直线eqId0f85fca60a11e1af2bf50138d0e3fe62交eqId2a30f3a8b673cc28bd90c50cf1a35281于eqIde7c314398e26ffc7164b82946eeb4273,eqId3953cec61ac602ce5eb59b7912352179两点,且eqId1325cfd263ce7e1cf5d7d13af1f67102,则eqIdd64e28ff2108d54c8a920e8b9c0bbf22

 

三、填空题(本题3小题,每题5分,共15分)

12.在平面直角坐标系eqId7ee31829d0d4d5f779a957d7df8058ab中,一只蚂蚁从点eqIdfb5b9b936824f1dac17c162e5cdafad8出发,爬到eqIdd053b14c8588eee2acbbe44fc37a6886轴后又爬到圆eqId86f7fe8cf36fa830d98d4e77aafc9ff5上,则它爬到的最短路程是     .

13.在棱长为eqIdbdaa19de263700a15fcf213d64a8cd57的正方体eqId6e09725691ee7851f54c0dee86b2bf55中,eqIdd945b17623cd01fa90180c4d4fca91f6分别为线段eqId24bb49fdc6b6bbb2449fdf8a0de769d3和平面eqId632f2bf1cd0435041fa04b01901d1c8c上的动点,点eqId895dc3dc3a6606ff487a4c4863e18509为线段eqIdd7f6f93171329d508d491143b9d71f7b的中点,则eqId1339768463040f359842320a561824cc周长的最小值为           .

14.设eqIdf5076289823db419f94e9c0c8f4aafd9,eqIda3fb78c5f885034612c0e030b920143d分别为双曲线eqIdc5db41a1f31d6baee7c69990811edb9f:eqId19f3fa0b40fb0d9b8c62e37316ab3b04(eqId94440d3e4c073f94f2b266ff99d50e74,eqId67ca5fd57c2c2fcc3c7a574fdd1467d9)的左、右焦点,点eqIddad2a36927223bd70f426ba06aea4b45在eqIdc5db41a1f31d6baee7c69990811edb9f的右支上,直线eqId0739793f234f8e86adc6177801ae7295与eqIdc5db41a1f31d6baee7c69990811edb9f的右支的另一个交点为eqIdacc290b44635265137fdf13146b6a6d9,若eqId4f796f8a7de6ae278f2187e8917cd536,eqIdc3286d8932c6bcf0df81d022280fb3b8,则eqIdc5db41a1f31d6baee7c69990811edb9f的离心率为      .

 

四、解答题(本题5小题,共77分)

15.(本题14分)已知抛物线eqIdc5db41a1f31d6baee7c69990811edb9f:eqId5b35f0b940c8422ef47edc3b7ce55e47(eqId5abd313d4e92a762fb7fb0c1cb65263d)经过点eqIdc9a8011994539ae74a4e930135344520.

(1)求抛物线eqIdc5db41a1f31d6baee7c69990811edb9f的焦点eqIda0ed1ec316bc54c37c4286c208f55667的坐标;(6分)

(2)设直线eqId0f85fca60a11e1af2bf50138d0e3fe62经过点eqIdbd243fab0af865af67a2ab817e909cf5,且斜率为eqIdf0a532e15e232cb4b99a8d4d07c89575,若eqId0f85fca60a11e1af2bf50138d0e3fe62与eqIdc5db41a1f31d6baee7c69990811edb9f有2个交点,求实数eqIdf0a532e15e232cb4b99a8d4d07c89575的取值范围.(8分)

16.(本题18分)如图,在四边形eqId411b38a18046fea8e9fab1f9f9b80a5f中,eqId27db558e8db4c957654c8e5cecd2d2dc,eqIdc263c197f83830c7d48902a1b950262a,eqIdf945a69cf7e8213e50622125cde652f5,将eqId661ff55b5ebbadfb600989af3cfce2fd沿eqIdd40b319212a7e7528b053e1c7097e966翻折至eqId983add910c8e09954f164a5e87d1f7fe,使点eqIdc5db41a1f31d6baee7c69990811edb9f落在点eqIddad2a36927223bd70f426ba06aea4b45的位置,且eqId5a4540ef195c8354e8cb4de69dfcde93.点eqIdac047e91852b91af639feec23a9598b2,eqIdacc290b44635265137fdf13146b6a6d9满足eqIdefd31d14a55aba54f6aa8e8a414ca79f,eqIdd130be294eefae2ab713bc84db3d37c9,连接eqIdd50703c46b6153945d718b198f03b4b5,eqId3525ddc5153fada64eaf14e50b536542,eqIdd2dca049735b45fb9b2533c68605eddc.

@@@7397ac0f-57e8-4429-a8e4-8b2045e15596  

(1)证明:eqId8e5ea309886e947ea7cb4b81716206fd;(5分)

(2)求平面eqId83c7a937699f989b685f285041434000与平面eqId68855ca966712c3d38f73711ea997bcf的夹角的余弦值;(7分)

(3)若点eqId2a30f3a8b673cc28bd90c50cf1a35281是线段eqId3525ddc5153fada64eaf14e50b536542的中点,求直线eqIdfc5adb5eb60ae4435a12d93854066298与平面eqIdb673dd8ec10199f00ea13fe22e2fd6fd所成角的正弦值.(6分)page number 2

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