江苏省泰州市2025-2026学年七年级数学下学期中复习模拟练习

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江苏省泰州市2025-2026学年七年级数学下册期中复习模拟练习

一、单选题

1.下列交通标志中,既是轴对称图形又是中心对称图形的是(   )

A.@@@b97c5a55-9ab2-4fdb-ab55-8aa2ca4cb064 B.@@@1eae82c1-3d03-4e9a-b9df-7d803f1aecff C.@@@54fa88fa-6642-4bfa-84d2-38268f0ffb44 D.@@@850df3a5-3faa-4e8c-a141-88b4f5be620e

2.下列整式乘法能用平方差公式计算的是(   )

A.eqId9d0964b6176e2afd61695fee39c387f0 B.eqIddd99f868f570d4a2a51fd95a76a240d8

C.eqId39743d88e39a3d377e75dfb65036db94 D.eqIdf45b32f18723b95063d73725ccf90061

3.如果eqId583f333b48a747c4626a2dfc4650bf15,那么代数式eqIdd94b613171b0504dde7c4b5b5e9dddd3的值为(    )

A.eqIdacbc6a613224461ade69362d46550474 B.1 C.3 D.2

4.下列运算正确的是(    )

A.eqId322c3b2bfdae937105b7269d8cd5da3b B.eqId1da58e0e054bdcdce01017047e2c6e5a C.eqIddc5a49447ae295f8abdf216d5cb85aad D.eqId05b94978e68e2c050e80abbf813ecc77

5.若代数式eqId3c820bb3717b8ea89948e8bb33a62a4a可化为eqId1ed27bd61d0ff5fc27e4f4bc4058602d,则eqIda6b8e0ebd528f25e15d6b5836502179e(   )

A.3 B.eqIdacbc6a613224461ade69362d46550474 C.1 D.eqId81fb134b2b48acc99213fff6ccfee65f

6.如图,eqIdac047e91852b91af639feec23a9598b2、eqId54a5d7d3b6b63fe5c24c3907b7a8eaa3是eqId15c0dbe3c080c4c4636c64803e5c1f76边eqIdf52a58fbaf4fea03567e88a9f0f6e37e、eqId60ef95894ceebaf236170e8832dcf7e3上的点,eqId98013a5042685a1db94249e70c62c09a沿eqId411461db15ee8086332c531e086c40c7翻折后得到eqId999c42a021bdc576f097246b9e64d986,eqId12e393d1699fb6b046fc10dc33e6864b沿eqIdd40b319212a7e7528b053e1c7097e966翻折后得到eqId07fbad473c16df3ff62c1c6b37de6aa8,且点eqId2a30f3a8b673cc28bd90c50cf1a35281在eqId0dc5c9827dfd0be5a9c85962d6ccbfb1边上,eqId484d1cd79c2f3230a7bd65ae99a3edae沿eqId9d78abbad68bbbf12af10cd40ef4c353翻折后得到eqIdebdda64e2dd89a47e4f4e137c229607c,且点eqIda0ed1ec316bc54c37c4286c208f55667在边eqId0dc5c9827dfd0be5a9c85962d6ccbfb1上,若eqIde702e136211878dce558e0457f15df63,则eqIdfa61f1be96d581867ea9f074420a2252(    )

@@@09d36d12-527e-4d06-820a-0ba86497e569  

A.eqId225803a7818b0985a1b96d8e0a627251 B.eqId16aa0b9869db50a9ab48cc32925d8e96 C.eqId68a4c9b697e3df2b5469b71d3b5e47a2 D.eqIdfd40d7a5622cfc837a6f491eb14edf9b

7.如图,把eqId15c0dbe3c080c4c4636c64803e5c1f76以点eqIdc5db41a1f31d6baee7c69990811edb9f为中心顺时针旋转得到eqId2689f0ce5ab3467d8214794d8acb2bd6,点eqId5963abe8f421bd99a2aaa94831a951e9,eqId7f9e8449aad35c5d840a3395ea86df6d的对应点分别是点eqId8455657dde27aabe6adb7b188e031c11,eqId2a30f3a8b673cc28bd90c50cf1a35281,连接eqId03902478df1a55bc99703210bccab910交eqId4eedae8d316c76e3d0b451256de03fb9于点eqIda0ed1ec316bc54c37c4286c208f55667,当eqId4adf90a8c2b29334cdc5aa5b554991f9时,下列结论一定正确的是(  )page number 0

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@@@a726c6c5-d65f-4ee2-92b3-1f507f7bc52f

A.eqIdcd95dc30c0344788b94289c464a3158e B.eqId60ef95894ceebaf236170e8832dcf7e3平分eqId727ad3e630a224303d6d3b8ad5c114ba

C.eqId54e84ff4a9afec3046f920dfa0a5aab3 D.eqIdd5adc18ca424552b35ab939e9d57943e

8.如图,将长方形纸片eqId411b38a18046fea8e9fab1f9f9b80a5f按照如图所示的方式折叠两次,第一次将四边形eqIda03952d664fba91020fc5f3bcf2f9746沿eqId49b50357a6545cae8348e3059312f520折叠得到四边形eqId611f100dcfa7803db6eb233e2e7f2dab,eqId589786dd7c3a2679c3230b671cd232d6交eqId9e52a8f07834cbbbe4224962672fbbb2于点M,第二次将四边形eqId83ac756a48640d3792759caa801fce5b沿eqId2273ae1ee99cec9c1304323bc9ebf75f折叠形成四边形eqIdbc450c604f05118b52d50313df977eac,若eqId526f1b650d4e6209f600ceba09578634,则eqId44522c4d17b8a92313252c972f48ef46的度数为(   )

@@@36ff8d8f-ff99-4073-8904-78093cc79ede

A.eqId0aee6e4e9350a2665df8597ff8045bbd B.eqIdcbe53cbaa36cecf802efc9e81e9937ac C.eqId3a80c1071cf901c9d69356a21a454588 D.eqIdf6b86c22b670a8e9f3896f9e8883fbbb

 

二、填空题

9.命题“如果eqId5a0c4c098615c6bc7e6dcf72e5b5201a,那么eqId26f7c54faca6eac8af5309942062058d”是______命题.(填“真”或“假”)

10.已知方程组eqId11ebc3087ced2e3ef2f95d3f85358713,则eqIda7990349c87017f2ca70ec5d462b311b______.

11.已知eqId261dff4ebacc081eb17595b2ec6107b2是方程组eqIdc5ad0667ebdd2fc4f645377b0dcacf2a(m,n是常数)的解,则eqId1bf5c1d124e8e023fe8e8c5ef3412813______.

12.计算:eqIdd0f0b357fad335d9851e52563550c905______.

13.如图,由6个各边相等、各内角也相等的九边形拼接成一个美丽的图案,则图中eqIdd39b8d91afc34e4a9b0fdbb6bafb9087的度数为___________eqId83873a9d782f2588c5eedbfe73f9bc2f.page number 1

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@@@fb9df696-f845-43a0-91cb-3fad8c394594

14.如果eqIdcb7935ede7a53cc1270af746969a17f8,eqId697311a41d33bf68aef9e90e9a8718c0,那么eqId956b36aeea1733837a88016d2cb6550f______.

15.如图,在大正方形eqId411b38a18046fea8e9fab1f9f9b80a5f内放置两个边长为eqId0a6936d370d6a238a608ca56f87198de的小正方形“eqIdac047e91852b91af639feec23a9598b2”,且每个小正方形“eqIdac047e91852b91af639feec23a9598b2”的一条边分别在大正方形的一组对边上,已知eqId6add885b6355bc999800bce731d48ce2,设图中阴影部分的面积为eqId81dea63b8ce3e51adf66cf7b9982a248,大正方形内空白部分的面积为eqIdd053b14c8588eee2acbbe44fc37a6886,若eqId6162639b570617ede04dfde2af6b3b34,则一个小正方形“eqIdac047e91852b91af639feec23a9598b2”的面积为_________.

@@@26070b31-2af9-4f41-93e2-c929272f73b6

16.如图,已知eqId15c0dbe3c080c4c4636c64803e5c1f76中eqIded10df4140819d5451773a45de66201b,若点eqIddad2a36927223bd70f426ba06aea4b45在三角形eqId7bef5239ddbb0972700ce01daf9ee7cf的内部,将三角形eqId7bef5239ddbb0972700ce01daf9ee7cf向右平移到三角形eqId99b16cff607cdc2d69afc70dc778acbb的位置后,点P的对应点为点eqId2708fa6298e52f617383efc175b71ddc,连接eqId893ff0f9b64c66312c37cb7ce90c351d.若三角形eqId7bef5239ddbb0972700ce01daf9ee7cf的周长为eqId0a6936d370d6a238a608ca56f87198de,四边形eqId05581d61fac2783cc99b56b3bbc655f5的周长为eqId3cd6ffdc062838bddfa9ae3f377b7a42,则eqId893ff0f9b64c66312c37cb7ce90c351d的长度是_________.

@@@cda9b12b-6ec3-4813-aaa8-2aef0a385da0

17.如图,已知长方形eqId411b38a18046fea8e9fab1f9f9b80a5f,eqId3d649afbddd907f0dfec1420f02f82fd,eqId07160f14b3b453bebb64cb2bf96dc85a,eqId2a30f3a8b673cc28bd90c50cf1a35281是eqId0dc5c9827dfd0be5a9c85962d6ccbfb1的中点,连接eqId68a83fdd2ba72a2dba0b6b10bb3e06b9,将eqIde742966e3711cfa53dce04022acf4bcc绕点eqId7f9e8449aad35c5d840a3395ea86df6d旋转(其中eqId5963abe8f421bd99a2aaa94831a951e9、eqId2a30f3a8b673cc28bd90c50cf1a35281分别与eqIda18722354086c42e62334983fc50eb6a、eqId522230546d4b802094e86ceb48c2ba38对应)使得eqIda18722354086c42e62334983fc50eb6a落在直线eqId0dc5c9827dfd0be5a9c85962d6ccbfb1上,得eqId67f39fae14e25fa1d1ff9ed6aa4b89ec,连接eqId2777840758e70e7dbbc18cef8f3d6d2b,那么eqIdd012fa0c8220873ad4181323383ec5a0的面积是______.

@@@be40e280-ba61-45c0-a292-487a6b8b1352

18.已知eqIdd26bd6e5455614942759d5354b0c9188,eqId917177a540b592eeeb25174ef26db6a1,则eqIdc925be255ca736a53b24d13ddede1a86的值为______.page number 2

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