广西玉林市第一中学2025-2026学年高二上学期9月11日数学补充练习(重点班)

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2024级高二(上)补充练习(2)9月11日

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@@@8f96d51e-92b6-4267-8012-e389fe6a8b2b一、单选题

1.如图,在棱长为2的正方体eqIdb3da8c338342e38c9aa3f274c053fd5b中,eqIdac047e91852b91af639feec23a9598b2是正方形eqIdb0bc51695e51aa8cd2f97d220c8f5340的中心,eqIddad2a36927223bd70f426ba06aea4b45是eqId64ccefd9b5b75dd9badc1bf21bdf7a2f内(包括边界)的动点,满足eqId99bee6a1381fdcfef6ef5204262d6a4c,则点eqIddad2a36927223bd70f426ba06aea4b45的轨迹长度是(    )

 

 

A.eqIdc6532a67dd6d7edb4ea5acc30b95802d B.eqId03ab49a34b0f12fc7bf186c86a2789ea C.eqIda68c1d20a422a363e356a160f096503c D.eqId01961669cd597f61fa48e9853d678bb8

2.定义:两条异面直线之间的距离是指其中一条直线上任意一点到另一条直线距离的最小值.在棱长为1的正方体eqId6e09725691ee7851f54c0dee86b2bf55中, 直线eqId60ef95894ceebaf236170e8832dcf7e3与eqId0d8772aa893a9c1d40f714cb25701701之间的距离是(    )

A.eqIdcf298f00799cbf34b4db26f5f63af92f B.eqId827ccf0c04aa941ba20d5f4c6068b46b C.eqIdf89eef3148f2d4d09379767b4af69132 D.eqId4dac452fbb5ef6dd653e7fbbef639484

3.在棱长为2的正方体eqId6e09725691ee7851f54c0dee86b2bf55中,点eqIddad2a36927223bd70f426ba06aea4b45为底面ABCD中一动点(含边界),且eqIda3528d5a4a97c12b32437340187176d7,则线段PB的长度的最小值为(   )

A.eqId8d5989c84e320b504511f23eeb6e7357 B.eqId029d393bb07b7140905b85f550519de4 C.eqIdc34e01955f8c8fe2f0041b35d8d602a7 D.eqIde854c90e416d44b55960360c24d05260

4.eqIdbd33764ff4efddfe11a98a609753715c,eqIdd2be49c37e30a3ced0364c3e74d8c687,eqId48f3c9abbd78e9a6840ee5f30381daac是从点P出发的三条射线,每两条射线的夹角均为eqIdbe6a6301878fed2a01413020b27310a5,eqIda18722354086c42e62334983fc50eb6a,eqId97c01fdc7bc471af0b264a04aef0823e,eqIdb1241216f3c1cb5e73043dd1037f556d分别是射线eqIdbd33764ff4efddfe11a98a609753715c,eqIdd2be49c37e30a3ced0364c3e74d8c687,eqId48f3c9abbd78e9a6840ee5f30381daac上的点,且eqId4f8a28f04f229f55b20fbaddf164a598,eqId1cb05a55e2ff04ef61e7542a53ba7cec,eqId49570260120f92cb2f534ce281a747df,D,E,F分别为eqId800c5e266b4ad8462a46970f0a232d52,eqId24006d28116bc097933cc90bcc0ea69f,eqId56f7ba05c54b3de1f4378f7c8eb58328的中点,则点E到直线eqIdd004d2d115b477ade6af7ddb93db0df8的距离为(    ).

A.eqId519bd215d019509fa2d88e57f145a896 B.eqId2933e6e1635d0399ce29b2e5191841a4 C.eqId1f582d4639f4fec84aa9e99627780c52 D.eqIdbb870f271ca61f073824e37286af74d9

5.以原点为中心,对角线在坐标轴上,边长为1的正方形的四条边的方程为(    ).

A.eqId8f2c4407483bc227256c02aeebd52156 B.eqId238721377650d1379a369c4744714d6a

C.eqId1dbc842e7c0b014bcdf501b26d3be108 D.eqId0e2f6913eed7c8bd1fa877b235b2ec7c

6.在平面直角坐标系中,已知动点eqId0ead8d9a0deddcd52bfcc32dea6b3a40到两直线eqId4073d527d4b14759a7cbaeabfb35a756与eqId85db907cd20b723021fe3cc220dac3d6的距离之和为eqId2967337e3fcb228dded64ab0c41a17e0,则eqIda3df2be0c1c0990adf7fb8ab02f7c672的取值范围是(    )

A.eqIdc1bda14c109ce7a7320cc3d7e353cd90 B.eqId3fe84f384773e8ca5bd3b828754790adpage number 0

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C.eqIdd62c09aeb94d2ed3aaa7535673a6b42e D.eqId6ea95e98ec44189d35fefb94eb3baa7c

 

二、多选题

7.已知点eqIda17ced2c82241266a9acc9a4911f7714,且点eqIddad2a36927223bd70f426ba06aea4b45在直线eqIdd4958a3ab5b7a862f715b14822710b6a上,则(    )

A.存在点eqIddad2a36927223bd70f426ba06aea4b45,使得eqId9d3835e6398d18d162afebc92cd2ae9a

B.存在点eqIddad2a36927223bd70f426ba06aea4b45,使得eqIde9ca91b4b2ab69012433dda7da59277f

C.eqIded1b3031d7393a63719166285314d73f的最小值为eqIdea6ad68f10f098feda5d9b94636bf752

D.若eqId9bec550c01b4f075f22ab67f5e55ed5d,则eqIdc925be255ca736a53b24d13ddede1a86的最小值为1

8.下列说法正确的是(    )

A.若直线的一个方向向量为eqId3654254401fc902c3cb4912969f21f88,则该直线的斜率为eqId0e69ff1960e2666997cc8d6d6a0b6cb1

B.经过点eqId5b225d772013d021cf1bfe7b9421fa5f,eqIda6b7e35faab6d74fa0c36599c39d1698的直线方程均可用eqId99590ce05ed879f22ac258dc720908af表示

C.若对空间中任意一点eqId1dde8112e8eb968fd042418dd632759e有eqIda0891fffa214e916567921db04833f94,则eqIddad2a36927223bd70f426ba06aea4b45,eqId5963abe8f421bd99a2aaa94831a951e9,eqId7f9e8449aad35c5d840a3395ea86df6d,eqIdc5db41a1f31d6baee7c69990811edb9f四点共面

D.当点eqId2f9a3ea5e76e165faeabfdbc9717c287到直线eqId81087618ac01a7c9b5b326c830d2ba7a的距离最大时,eqId294f5ba74cdf695fc9a8a8e52f421328的值为1

9.已知空间向量eqIdae951e0bb5a2a406f1572fc1e4964265两两的夹角均为eqId2d5bca00fa20e6e80480b9d06d2e52ee,且eqIdcfe89e6e89aacbfde8ca2210d26775d8.若向量eqId54a32cec19e9d54fd3bf4dac6fef04de满足eqId9548d919145ec36e1398217c53409d81,eqId8cc12f34593d3c519d606b12d022ad0a,则eqId2dae38d1c460c3e1a3187289d0208183的可能值是(    )

A.eqIdc5e3dd4a28013d4e8f82a65b2882973b B.6 C.eqId10f32ebe7cb31918dbb22140cbf69649 D.eqId913628dcd1a9798fe5fdf0e2b1e5994d

 

三、填空题

10.已知一束光线通过点eqIde72d6ab9e98b8347d0cdcd990c6134f4,经直线eqId49e9d51742fcf0989adffaea9a17e73b反射.如果反射光线通过点eqIdcc520deb9e11a901ed6f90cd34a0fac5,则反射光线所在直线的方程是      .

11.已知eqId81dea63b8ce3e51adf66cf7b9982a248,eqIdd053b14c8588eee2acbbe44fc37a6886满足eqId08227ca941898eb34941f446ca8b1de8,则eqId3f92b36baa496dc39fef6ac1523bfe5c的最小值为      .

12.已知直线eqId2e9b0f5f44abbc6544a2f672b025b013过点eqId77888fd084aa1e6e60b500d7df37d6eb,直线eqId2e9b0f5f44abbc6544a2f672b025b013与直线eqIdaf6fcccae408f4eddb35ca248434c5b8的交点eqId7f9e8449aad35c5d840a3395ea86df6d在第一象限,点eqId1dde8112e8eb968fd042418dd632759e为坐标原点.若eqId3fe95f656b98b53f71a9d72bf0c9a4b9为钝角三角形,则直线eqId2e9b0f5f44abbc6544a2f672b025b013的斜率的取值范围是           .

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四、解答题

13.已知直线eqId0f85fca60a11e1af2bf50138d0e3fe62的方程为eqId0b4107c32cd6463e09920b48e82bb751.

(1)证明:直线eqId0f85fca60a11e1af2bf50138d0e3fe62过定点,并求定点到直线eqId5d717a25a45873801c0e6c1cba9468cd的距离;

(2)当eqId294f5ba74cdf695fc9a8a8e52f421328为何值时,点eqId51a2634269a992b918d5572c057d9d36到直线eqId0f85fca60a11e1af2bf50138d0e3fe62的距离最大?最大距离是多少?

 

 

 

 

 

 

 

 

 

14.已知eqIdac793f145c1b3eba4b9676cbcc32d9d0过点eqId530e5817131adf2c05b99ff18eb9060f,分别交eqId44434b647ec546fe787e2164e0be6cd2于点eqId01c74a907dda6bb7d9d56d009d9df253.

(1)若eqId171c15e234048c925acce8f578e0ba55,求直线eqId0f85fca60a11e1af2bf50138d0e3fe62的方程;

(2)若eqId17054bdebef40af856a72092c9382a09,求直线eqId0f85fca60a11e1af2bf50138d0e3fe62的方程.

 

 

 

 

 

 

 

 

 

 

 

 

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