1 . 在
中,
,
,
平分
,
是
的垂直平分线,交
于点M,交
于点N,已知
,求
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed10df4140819d5451773a45de66201b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab926d89b65f26c12e3da73ef1e5cf68.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/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16ed75e65e7374c38ffb1f75259a8beb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f50b3ae183997b707d16eb4e7f6712fa.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/28/d25d0afb-3cd7-497e-8e6a-238cf9301a09.png?resizew=154)
您最近一年使用:0次
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2 . 如图,在
中,
,
的垂直平分线交
于点D,交
于点E,那么![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2350fe8426a29f5dc63c7fdda29b2ea.png)
____________ 度.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9875ec262ab56786eb4fed8c4765bbd0.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/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2350fe8426a29f5dc63c7fdda29b2ea.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/28/c8c2064f-44b3-4470-9395-881fa53e8359.png?resizew=112)
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2022-12-24更新
|
761次组卷
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24卷引用:上海普陀区七校2021-2022学年八年级上学期数学期末联考试题
上海普陀区七校2021-2022学年八年级上学期数学期末联考试题(已下线)八年级数学上学期【第二次月考卷】(测试范围:八上全部内容)-2022-2023学年八年级数学上学期考试满分全攻略(沪教版)天津市红桥区 铃铛阁中学 2017-2018学年 八年级数学上册 轴对称图形 填空题练习四川省成都七中实验学校2019-2020学年八年级上学期入学考试数学试题沪教版(上海)八年级上第十九章综合提优测评卷山东省济南市长清区2019-2020学年八年级上学期期末数学试题甘肃省通渭县通和初级中学 2020-2021学年八年级上学期期中数学试题江西省赣州市大余县2020-2021学年八年级上学期期末数学试题(已下线)专题1.1三角形的证明【知识梳理】-2020-2021学年八年级数学下学期期末专项复习(北师大版)贵州省黔东南苗族侗族自治州2021-2022学年八年级上学期期中数学试题辽宁省营口市大石桥市2021-2022学年八年级上学期期中数学试题湖北省荆州市沙市第一中学2021-2022学年八年级上学期期中数学试题2020-2021学年上海市奉贤区五校联考八年级(上)期末数学试卷浙江省金华市婺城区2021-2022学年八年级上学期期末数学试题1浙江省金华市金东区2021-2022学年八年级上学期期末数学试题湖北省咸宁市通城县2021-2022学年八年级上学期期中数学试题江西省赣州市南康区2022-2023学年八年级上学期期中数学摸底考试卷河南省安阳市飞翔学校2022-2023学年八年级上学期期中数学试题(已下线)浙江八年级上学期期末【常考60题考点专练】-2022-2023学年八年级数学上学期考试满分全攻略(浙教版)(已下线)专题1.19 三角形的证明(全章复习与巩固)(巩固篇)(专项练习)-2022-2023学年八年级数学下册基础知识专项讲练(北师大版)河北省廊坊市三河市燕郊金子塔学校2022-2023学年八年级上学期期末考试数学试题河南省周口市2018年九年级第二次模拟考试数学试题2021年河南省中考数学极品仿真试卷(b卷)2022年山东省潍坊安丘市、高密市中考一模数学试题
3 . 如图,在已知
中,
是
的角平分线.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/24/a978928a-ec06-499e-88bf-189e7644c78c.png?resizew=140)
(1)根据要求作图:在边
上求作一点E,使得点E到A、D的距离相等.(不要求写作法,但需要保留作图痕迹和结论)
(2)在第(1)小题所作的图中,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/24/a978928a-ec06-499e-88bf-189e7644c78c.png?resizew=140)
(1)根据要求作图:在边
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(2)在第(1)小题所作的图中,求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca14fa885a9d04f04e0418b49b118241.png)
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4 . 若A和
两点在线段
的垂直平分线上,且
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d63783f365e666ace307cadcaba60fa.png)
____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52103260f6717ab179f312802d10cdba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d64b6c141bf4b27b9d097dd71246e8bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d63783f365e666ace307cadcaba60fa.png)
您最近一年使用:0次
5 . 如图,在
中,
,
,
是
边上的垂直平分线,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d57b4243fa7f6f9c73d11f3123c42ddb.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fffa3d9c32da53b0ea0c338012ea20c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6060d9a82ed5405a1ea8cd824448b6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d57b4243fa7f6f9c73d11f3123c42ddb.png)
![](https://img.xkw.com/dksih/QBM/2022/12/11/3128607102836736/3132976581419008/STEM/04a776fe3dfe4a40b7623ff878bf895b.png?resizew=255)
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6 . 如图,在
中,
,分别以点A、C为圆心,大于
长为半径画弧,两弧相交于点M、N,连接
,与
、
分别交于点D、E,连接AE.如果
,
,那么
的周长为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8fb7e47e7affbcc9949d6e82ed3481c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c93148adbc6e856da9a9d263f485d003.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.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/efc6e4b936d7a800e839a30c3839574d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3ad4c0ba3a6750537789844d0ec419d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e742966e3711cfa53dce04022acf4bcc.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/20/c6c09cb1-053f-4fe9-b8c3-0ad2e80981cc.png?resizew=181)
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7 . 已知直角坐标平面内两点
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/19/487213b6-a328-4c0d-bcfa-3a974e938951.png?resizew=242)
(1)利用无刻度直尺、圆规在
轴上求作点
,使
(不要求写出作法和证明,但要求保留作图痕迹,并写出结论);
(2)求出点
的坐标(写出计算过程);
(3)求出
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4dd3de99090f169e747a8e29124ab05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dab449ccbb233bc73de5d55afabe6de7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/19/487213b6-a328-4c0d-bcfa-3a974e938951.png?resizew=242)
(1)利用无刻度直尺、圆规在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63e4d19bf237a6fca67e0d01a9ddb726.png)
(2)求出点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(3)求出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a855335176fc36a15017f50a8561348.png)
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8 . 如图,在
中,
,点
在
上,
,垂足为点
,且
,那么![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6523615f59be6afb9c85a8fd13986189.png)
______ 度.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e3262fc038bbec5e7c8cc47df08bef7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32c38dfd14dde969702dff97ef2270f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/049977940211951b31601c145446dd5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6523615f59be6afb9c85a8fd13986189.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/10/c732c5fc-a7e4-4ed6-8f0b-5e818e2c0bc3.png?resizew=216)
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9 . 下列命题中,真命题是( )
A.底边为定长的等腰三角形的顶角顶点的轨迹是底边的垂直平分线 |
B.到一个角两边距离相等的点的轨迹是这个角的平分线 |
C.到点A的距离等于2厘米的点的轨迹是以点A为圆心的圆 |
D.经过已知点P和点Q的圆的圆心的轨迹是线段![]() |
您最近一年使用:0次
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10 . 如图,在
中,
垂直平分边
,交
于点
,
平分
的外角
,
,垂足为点
,
,垂足为点
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/16/ac80e607-b8be-489c-97b7-b1e93a174de7.png?resizew=232)
(1)求证:
;
(2)如果
,求证:点
在
的垂直平分线上.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc5adb5eb60ae4435a12d93854066298.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.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/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2947ca8e0cdbeb4aab80ce9e7b63ba98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e47df2d454291078167fdd6eca04883.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20e64f503acd02b53ac2a26b6af3b27b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73465a1f9aa03481295bf6bd3c6903ac.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/16/ac80e607-b8be-489c-97b7-b1e93a174de7.png?resizew=232)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67b323da81a94eb194f037754c5b8c4b.png)
(2)如果
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c06154cae3bf7a8ce5a1e97a7380875.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
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2022-12-12更新
|
126次组卷
|
2卷引用:上海市立达中学2022—2023学年八年级上学期12月月考数学试题