16.2线段的垂直平分线同步练习2025-2026学年冀教版八年级数学上册

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冀教版八年级上册数学16.2线段的垂直平分线同步练习

 

一、单选题

1.如图,在△ABC中,eqIdd55d2649a844e8619de4663a03c233f0,eqIde6e490f703eb6c9bb1278c78ebc2d661垂直平分eqIdf52a58fbaf4fea03567e88a9f0f6e37e,eqId8e3a9ec45721f7b4d1c99917ac0d970f周长为13,则eqId0dc5c9827dfd0be5a9c85962d6ccbfb1的长为(    )

@@@50823f29-8885-467d-9c03-648e1c54425b

A.4 B.5 C.6 D.7

2.如图,在△ABC中,分别以点eqId5963abe8f421bd99a2aaa94831a951e9和点eqIdc5db41a1f31d6baee7c69990811edb9f为圆心,大于eqIdc93148adbc6e856da9a9d263f485d003的长为半径作弧,两弧相交于eqIde6670479a0083dd2dfd5ad55b47b1ab6两点,直线eqId411461db15ee8086332c531e086c40c7分别与边eqId887721a843b2dc8e947cc42d09868e33相交于点eqIdd3a51949f48ee8cf746851ba779b078e,连结eqId03902478df1a55bc99703210bccab910.若eqId6e1df938e51eeb5522baca490145bce8,则eqId0dc5c9827dfd0be5a9c85962d6ccbfb1的长为(   )

@@@8ed6d87f-4afb-43ea-83b5-dccdc8286efc

A.24 B.25 C.7 D.9

3.如图,在△ABC中,边eqIdf52a58fbaf4fea03567e88a9f0f6e37e,eqId60ef95894ceebaf236170e8832dcf7e3的垂直平分线交于点P,连结eqId2cdba1337ec85fa9722cb4b320a82ae6,eqId63a253c7fdf589ee3dece13d5b5b5732,若eqIdd545cb81edcdaf8c267bc4b3f19c53ef,则eqIda1de94901207fc22febd4bf4760fd970(  )

@@@5883a96f-326e-4249-94a0-c9d3cde065c5

A.eqId85e283d58ea8a48989988ce61df58688 B.eqId8aa09f7d157521d1e8463a24fab48b75 C.eqIdc02b54dc6b3e1bb6544f47d4c8743fcf D.eqId2fb94bd9eb80fb9f5f02f518bb8f2211

4.如图,在四边形eqId411b38a18046fea8e9fab1f9f9b80a5f中,eqId60ef95894ceebaf236170e8832dcf7e3垂直平分eqIdd40b319212a7e7528b053e1c7097e966,垂足为点E,下列结论不一定成立的是(       )page number 0

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@@@54d9384a-61b2-45b2-ad8d-8683f870eeac

A.eqId2e735a28578ba191da6d4f3b0f8e8729 B.eqIdb6d774977dd266bb77d9e9b7eb8acad5 C.eqIde67226b7f737191268a4807abe69ad8d D.eqId3f5fc4ad65b723b6a8da4c8dac154e6e

5.下列说法中,正确的有(   )

A.三角形的三条高所在的直线交于一点 B.内错角相等

C.直线外一点到这条直线的垂线段叫做点到直线的距离 D.垂直于一条线段,并且平分这条线段的线段,叫作这条线段的垂直平分线

6.如图, 在△ABC中, 边eqIdf52a58fbaf4fea03567e88a9f0f6e37e的垂直平分线eqIde6e490f703eb6c9bb1278c78ebc2d661交eqIdf52a58fbaf4fea03567e88a9f0f6e37e于点E, 交eqId0dc5c9827dfd0be5a9c85962d6ccbfb1于点D, 若eqId57ebb33adb2310a6e03918761e68204a,eqIdf1682d306c38087d9e6f7efb9cec596a,则eqId7ac451db3443cabb204f96c31fd4a02e的周长是 (      )

@@@a1fe2a94-6675-42db-aac2-2af148af4c75

A.14 B.16 C.18 D.20

7.如图,在eqId0fb9d60d456560e9bac66c8b20c49bb1的正方形网格中,eqId15c0dbe3c080c4c4636c64803e5c1f76旋转得到eqIdb8ee6e1d480ece7117e1f87ebf4bbeea,其旋转中心是(   )

@@@e4189b24-9cd8-4cdf-9f89-9f6bed859465

A.M B.N C.P D.Q

8.直线l是一条河,P,Q是在l同侧的两个村庄.欲在l上的M处修建一个水泵站,向P,Q两地供水,现有如下四种铺设方案,图中实线表示铺设的管道,则M处到P,Q两地距离相等的方案是(  )

A.@@@6ac8c8a0-3d24-4ea0-96a9-6ed26a0f9e27 B.@@@091adeea-9956-4dcf-ad22-800bcb260076page number 1

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C.@@@17e7a38f-51a0-4519-a8d1-4b5bc49ea7d9 D.@@@cedf210b-ce85-48be-95f1-d74984c3c98e

9.如图,在△ABC中,eqIddae8221601c7bd5c51fd520615581fa1,eqIdf52a58fbaf4fea03567e88a9f0f6e37e的垂直平分线分别交eqIdf52a58fbaf4fea03567e88a9f0f6e37e、eqId0dc5c9827dfd0be5a9c85962d6ccbfb1于点D、E,eqId60ef95894ceebaf236170e8832dcf7e3的垂直平分线分别交eqId60ef95894ceebaf236170e8832dcf7e3、eqId0dc5c9827dfd0be5a9c85962d6ccbfb1于点F、G,则eqId00870385ca7f3214e2971779eb4c7904的周长为(   )

@@@5971ce75-07b2-4893-a93c-6a94ed8090f4

A.5 B.6 C.7 D.8

10.如图,在△ABC中,eqId5b6142a74e0c6925014abd038c340f6a,eqIdf46dd5d0987c6eb932f6ba7ad4303d72,根据尺规作图痕迹,可知eqIdcdcee5cf673e4e2bf0c60661c9037f2d(    )

@@@4578215a-a04d-42fa-bb26-98059bedce56

A.eqId5f1c1ad367aad268ae505f25bc0d4d5b B.eqIdd67fb3a5779c6785ce4caeb4e2db6d26 C.eqIda5e5d871c31a8dd83ad1a5f77e1ceb43 D.eqId00da7ba7dc2f6921c05c71301e99925b

 

二、填空题

11.如图,在△ABC中,eqIde6e490f703eb6c9bb1278c78ebc2d661是边eqId0dc5c9827dfd0be5a9c85962d6ccbfb1的垂直平分线,eqId058b82455b82d8f54c6647827fba52f3,则eqIdc15514bc735fe4b744672edefe00009c的面积为       .

@@@5eb375af-0c49-4fcf-9fb2-3ef43d163980

12.如图,在△ABC中,eqId29edec1f0ccd57a096fa9ef344d23568,边eqIdf52a58fbaf4fea03567e88a9f0f6e37e、eqId60ef95894ceebaf236170e8832dcf7e3的垂直平分线分别交eqId0dc5c9827dfd0be5a9c85962d6ccbfb1于eqId8455657dde27aabe6adb7b188e031c11、eqId2a30f3a8b673cc28bd90c50cf1a35281,若eqIde65a3e478bb87d094e3a0af30dd10ae8,则△ADE的周长为          .page number 2

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