1 . 如图,
中,
是
的垂直平分线,若
,
的周长为19,则
的周长为 ( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86338536656046e93b53672ade9a78b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
A.13 | B.14 | C.15 | D.16 |
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3卷引用:海南省海口市2023-2024学年八年级上学期1月期末数学(A卷)
海南省海口市2023-2024学年八年级上学期1月期末数学(A卷)山东省菏泽市鲁西新区2023-2024学年八年级下学期3月月考数学试题(已下线)第一章 三角形的证明单元过关测试卷-2023-2024学年八年级数学下册《知识解读·题型专练》(北师大版)
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2 . 如图,
中,
,
,
,边
的垂直平分线交
于点
,则
的周长是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da2b024e5926973d8e69d466b9c0e94a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dafddfd80f69337909f6eac0f0dbfd59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7df3b2901ad26337818f75e81448ebb5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
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5卷引用:云南省昭通市永善县2023-2024学年八年级上学期期中数学试题
云南省昭通市永善县2023-2024学年八年级上学期期中数学试题广东省茂名市愉园中学等几校2023-2024学年八年级下学期月考数学试题(已下线)专题02 线段的垂直平分线与角平分线(五种考法)-【好题汇编】备战2023-2024学年八年级数学下学期期中真题分类汇编(北师大版)(已下线)专题01 三角形的证明(考点清单,知识导图+7个考点清单、题型解读)-2023-2024学年八年级数学下学期期中考点大串讲(北师大版)重庆市第九十四初级中学校2023-2024学年八年级下学期期中考试数学试题
3 . 如图,在
中,分别以点
和点
为圆心,大于
长为半径画弧,两弧相交于点
、
,作直线
,交
于点
,连接
.若
,
,则
的周长为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/26/65526fd8-c750-4131-b682-f7bba1f6ba63.png?resizew=156)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d49404351575703cfe8325d1352ec9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f186ea827f7becafd1ac4955e22c6812.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b939af5ba06e279cce39396aaf0fae06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7ac5396c5ea442e0364b50c1db3d2da.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/26/65526fd8-c750-4131-b682-f7bba1f6ba63.png?resizew=156)
A.12 | B.14 | C.19 | D.26 |
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4 . 如图,点
是
边
上一点,将
沿
折叠,使点
落在
上的点
处,连接
的平分线交
于点
,若
,那么下列结论中:①
平分
;②
是
的垂直平分线;③
;④
.其中正确的个数是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/2/a0fd1025-8643-46c8-84cb-d10883d93476.png?resizew=190)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5326817f9af012432a202749d1df59f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47b69c5ffbd568c85024ac1f9acb7155.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7868d63c76aec825ad7441618992b5ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ed7bc83ebd009c5a7f58116eb8f5d8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8136c95d404aec2ef020db2b28962e6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/122d72028fa1e7f95b28e93671cb7611.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/2/a0fd1025-8643-46c8-84cb-d10883d93476.png?resizew=190)
A.4 | B.3 | C.2 | D.1 |
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2卷引用:山东省日照市岚山区2023-2024学年八年级上学期期末数学试题
5 . 如图,在
中,
,以点
为圆心,以
为半径作弧交
于点
,再分别以
为圆心,以大于
长为半径作弧,两弧相交于点
,作射线
交
于点
,连接
.以下结论不正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbf0538ba72de3f9cd7e3c01933a389f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39acab3cfb59bfc9591371721ab01d93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b840be5852709e18ea985954545e78d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d004d2d115b477ade6af7ddb93db0df8.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
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398次组卷
|
4卷引用:山东省日照市岚山区2023-2024学年八年级上学期期末数学试题
6 . 如图,在
中,
,
,
的垂直平分线
交
于点O,交
于点D,连接
.则下列结论:
①
;
②
平分
;
③
;
④
.
正确的有( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/1/c876d3dd-e4cf-4dde-b363-46f834f7b669.png?resizew=140)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee54b9b398ce80cd054b56173fe810f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047dc9795efa99b6fb9fdf9778085dab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/683c590673eece14fea3319c4fd5eb55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03dec5f11c1dcf9747edcd27a798fa56.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc9f07a876244afec67a0eca4d45c2e6.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14b2d0fd130786d777c9d2719e56d12a.png)
正确的有( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/1/c876d3dd-e4cf-4dde-b363-46f834f7b669.png?resizew=140)
A.1个 | B.2个 | C.3个 | D.4个 |
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7 . 如图,在
中,
的垂直平分线分别交
,
于
,
两点,
,
的周长为9,则
的周长为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/21/5189b12c-47a7-4cbb-b288-382705e295cc.png?resizew=322)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38c5c9cc1ed4bce98b7fae77e70b227f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/21/5189b12c-47a7-4cbb-b288-382705e295cc.png?resizew=322)
A.6 | B.12 | C.15 | D.18 |
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2卷引用:云南省玉溪市峨山彝族自治县2023-2024学年八年级上学期期末数学试题
8 . 如图,在
中,
,
的垂直平分线分别交
、
于点
、
.若
,
,则点
到点
的距离是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/1/6457acf5-adb6-428f-91ed-436a72637cfe.png?resizew=105)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e3262fc038bbec5e7c8cc47df08bef7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f08273d339dc5ddbb89aa67bb8205e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f8eeeea1c9652cacce976f8129cf520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/1/6457acf5-adb6-428f-91ed-436a72637cfe.png?resizew=105)
A.2 | B.![]() | C.3 | D.![]() |
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9 . 如图,在
中,点
为三边垂直平分线交点,
是三角形角平分线的交点,连接
,
,
,
,若
,则
的大小为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e105760638b22b26ff8bec4354255e4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42774a918f52ac8aa8b1f5b78a676f17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9020059d62af7498039f091de6f005ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2c3d2cba96f6f03520c0b3f6e4da03e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf1438142deeac876fc7dc50552e552.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33fd5e8829ef6234d057c398b7eafc7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e24eebe8f5fde5542709b90786054312.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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10 . 如图,点
在半圆
的直径
上,点
在半圆上,
,
是
的中点.若
,则
( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/1/ee007957-3c77-47e1-9ccb-582759e13a83.png?resizew=167)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc13fe21e64d9b45614ed43be847904.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8b758913f0b039bba68f657380e1f67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d79e5cbfaa3023490e58b53e2049a6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83a358253f089d2bfb92dae2ca3154b9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/1/ee007957-3c77-47e1-9ccb-582759e13a83.png?resizew=167)
A.![]() | B.![]() | C.![]() | D.![]() |
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