1 . 等腰
两腰
,
的垂直平分线交于点
,下列说法不一定正确的是 ( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e428e7a09732be85c1224e9c8f6a71c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b79dd200766db27fb90d6bd1992cf658.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1a9c6a736e6eac98a676fa3232db5a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
A.![]() ![]() | B.![]() |
C.![]() | D.![]() |
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2 . 如图,
是
的垂直平分线,垂足为点D,
,
,则
的周长为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0d5a2cd05e4476fc72271e8fdb59a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3ad4c0ba3a6750537789844d0ec419d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/20/311b01d5-8f95-4ed1-b0e0-763a5ab17e6c.png?resizew=123)
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2022-12-15更新
|
51次组卷
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2卷引用:广东省湛江经济技术开发区第四中学2022-2023学年八年级上学期期中数学试题
名校
3 . 如图,在
中,
,直线
为
的垂直平分线交
于点D,连接
,则
的周长为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d506aa11ccf168c8de6486ea5434ef6b.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/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/20/8df4d9ca-5ece-44ff-aaa7-c892512bda16.png?resizew=157)
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2022-12-15更新
|
54次组卷
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2卷引用:江苏省兴化市大垛中心校、戴泽初级中学2022-2023学年八年级上学期第二次单元检测数学试题
4 . 如图,
中,
,
的垂直平分线交
于点D,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2350fe8426a29f5dc63c7fdda29b2ea.png)
____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b77c8ef75793d21d2d5d8bf470a61159.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/65c5840e0454fdec7d2158072c43b8db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2350fe8426a29f5dc63c7fdda29b2ea.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/19/c740bf82-a085-4646-bf86-4a2575a8d0e7.png?resizew=144)
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2022-12-15更新
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95次组卷
|
3卷引用:浙江省宁波市鄞州区七校联考2022-2023学年八年级上学期期中检测数学试题
浙江省宁波市鄞州区七校联考2022-2023学年八年级上学期期中检测数学试题(已下线)广东省阳江市江城区城东学校2022-2023学年八年级数学上学期期末测试卷 第15章 轴对称图形与等腰三角形 15.2 线段的垂直平分线沪科版八年级上册课后作业
5 .
中
是钝角,点P在边
的垂直平分线上.
(1)如图,若点P也在边
的垂直平分线上,且
,求
的度数;
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/19/f64a9e01-25bc-44c5-800c-0eeaa730aaad.png?resizew=135)
(2)如图,若点P也在
的外角平分线上,过点P作
于H,试找出线段
之间的数量关系,并说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fabb884dc5f9609de491245463bbe9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
(1)如图,若点P也在边
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb06fb8ec495ec948ae5fe29f3cf24b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb686e4f5e3938575bc547e849d5513f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/19/f64a9e01-25bc-44c5-800c-0eeaa730aaad.png?resizew=135)
(2)如图,若点P也在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20e64f503acd02b53ac2a26b6af3b27b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63fba3aaa9a2674626ee5090d71d4272.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/19/e4406fa5-94a7-427a-8735-a777ea946569.png?resizew=124)
您最近一年使用:0次
2022-12-15更新
|
57次组卷
|
2卷引用:广东省广州天省实验学校2022-2023学年八年级上学期10月月考数学试题
名校
6 . 如图,在
中,
,
,
是
的垂直平分线,
分别交
于点D和E.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/19/b126239b-cdba-45cf-9b98-2ffce46779cc.png?resizew=120)
(1)尺规作图:求作
(保留作图痕迹,不写作法);
(2)连接
,求
的度数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d777d15cd733338ecfd0ea63819f62c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/998329f9cdb86f5d60d7d5d70fc3781e.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/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ae1210a744ae636419de68a525faf28.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/19/b126239b-cdba-45cf-9b98-2ffce46779cc.png?resizew=120)
(1)尺规作图:求作
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
(2)连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccaee8f228ff24e7c89879bb5b999cf2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79cd9d0d73549e2944578f3513631ce5.png)
您最近一年使用:0次
2022-12-15更新
|
117次组卷
|
3卷引用:广东省广州天省实验学校2022-2023学年八年级上学期10月月考数学试题
7 . 如图,已知
是等边三角形,D是
边上的一个动点(异于点B、C),过点D作
,垂足为E,
的垂直平分线分别交
于点F、G,连接
.当点D在
边上移动时,有下列结论其中正确的有( )
![](https://img.xkw.com/dksih/QBM/2022/11/15/3110042266492928/3131430461145088/STEM/e316fe9d963343e9b6baa898012a31d8.png?resizew=164)
![](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/32c38dfd14dde969702dff97ef2270f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5817a44033087407b1c18845c17f9a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a35f29514a981072c0a7e4c3ef52f8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://img.xkw.com/dksih/QBM/2022/11/15/3110042266492928/3131430461145088/STEM/e316fe9d963343e9b6baa898012a31d8.png?resizew=164)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
8 . 如图,
中,
,
,作
的垂直平分线交
于点
,垂足为
.(保留作图痕迹,不写作法).若
,求
的长.
![](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/9cdc5c5356ec37800b9e71ee1ad5cca7.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/b6996aa31bf1486ced60c2249a6e6989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/20/4381dfd5-38dd-4b47-89e5-80a93c848e8a.png?resizew=140)
您最近一年使用:0次
9 . 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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10 . 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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