1 . 如图,在正方形
中,点
是边
的中点,过点
作
的垂线,垂足为
,过点
作
的垂线,垂足为
,过点
作
的垂线,垂足为
.求证:四边形
是正方形.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06e322e0c87479bba874db9ae9ba36b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73465a1f9aa03481295bf6bd3c6903ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6e27d700becd7569ab631bc3113646a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/6/3/3466851f-587f-4d08-805c-3b3701b9817e.png?resizew=209)
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2 . 如图,某市新开发了一个旅游景点,湖心有一个小岛
,现需要在湖心小岛
上修建一个度假村,因此要测量景点
与
的距离.设计人员拟出下列方案:画出
,射线
与射线
交于点
,于是只需量出
的长,就知道
的长.这个方法可行吗?根据是什么?你还能设计出其他方案吗?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ae6f48b9a53c0155a692509cf31f7e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92a8c52b5cfdd5baea758d2e62c4066e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50703c46b6153945d718b198f03b4b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7785afeeaf274892253d04b4f693b367.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a929fca455b19682d2a26ecc302123d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a6d50515fc65885d44cd6a3c41e6a7e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/17/61e25b29-3184-4c93-b1c7-75097232c5f9.png?resizew=106)
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3 . 如图,在
中,点D在边
上,
,垂足分别为E,F.
![](https://img.xkw.com/dksih/QBM/2023/5/11/3235649318526976/3237812425834496/STEM/080d2e685f4d49eda70925420960e69a.png?resizew=476)
(1)如图①请你添加一个条件,使
,你添加的条件是______,并证明
;
(2)如图②,
为
的平分线,当有一点G从点D向点A运动时,
,垂足分别为E,F,这时,
是否垂直于
?
(3)如图③,
为
的平分线,当点G在线段
的延长线上运动时,其他条件不变,这时,
是否垂直于
?
![](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/da12272f84005c2e15aa7c43958b4f96.png)
![](https://img.xkw.com/dksih/QBM/2023/5/11/3235649318526976/3237812425834496/STEM/080d2e685f4d49eda70925420960e69a.png?resizew=476)
(1)如图①请你添加一个条件,使
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b731c2724383ea2a4432ef5ef06caf8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b731c2724383ea2a4432ef5ef06caf8b.png)
(2)如图②,
![](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/d6f0f70379db120637689527da4b8209.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
(3)如图③,
![](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/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
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名校
4 . 已知直线
经过点
,
,
,第一象限内的一点
在直线
上,点
的横坐标为
.
(1)求直线
的解析式;
(2)点
绕着点
顺时针旋转
得到点
,点
的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60d295a4cc3a58f9f38ee98337313c81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4570d7e5d38889506b89967c69d0ffb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f5fdf06bbd15de637023f8570bd8cf0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
(1)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c02b54dc6b3e1bb6544f47d4c8743fcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cee6765a83140d745a6de4c85d9b6b50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cee6765a83140d745a6de4c85d9b6b50.png)
您最近一年使用:0次
2022-11-04更新
|
124次组卷
|
4卷引用:第6章 一次函数 单元综合检测(重点)(练习)-2022-2023学年八年级数学上册同步精品课堂(苏科版)
(已下线)第6章 一次函数 单元综合检测(重点)(练习)-2022-2023学年八年级数学上册同步精品课堂(苏科版)福建省厦门市湖滨中学2022-2023学年九年级上学期期中数学试题(已下线)第20章 一次函数 单元综合检测(重点)-2022-2023学年八年级数学下册《考点·题型·技巧》精讲与精练高分突破系列(沪教版)(已下线)第19章 一次函数 单元综合检测(重点题型专训)-2022-2023学年八年级数学下册同步精品课堂(人教版)
5 . 如图,在矩形
中,点E在边
延长线上,
,交
延长线于点G,边
交
于点F,
,以
为半径的
交边
于点P、Q,交
于点M,延长
交边
于点N.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/5/b6d07af1-016b-4a0e-9f6f-59b861735c96.png?resizew=322)
(1)求证:
.
(2)若
,
,求扇形
的面积.
(3)延长
交
于点H,且
,记
,四边形
的面积为S,求S关于x的函数表达式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b1bd1adfe4cc6566218f19970c2fd3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6cfc3169ed1ec9c6db893fff8f53e0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77a7e4a6765ce78b05ee97764771e01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e52a8f07834cbbbe4224962672fbbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2a893fc8b2e9d55c9cdf8aceb3827a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c72c070f4f4d2b44927391b59a1e755.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06e322e0c87479bba874db9ae9ba36b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77a7e4a6765ce78b05ee97764771e01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15a424b50eaeafa6f302ffd95476cb86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55bb0405afa96ebf94c5b03fd52763dd.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/5/b6d07af1-016b-4a0e-9f6f-59b861735c96.png?resizew=322)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73032c21673ec4f9d52452da366e7828.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/267ace52b64e1e7dfc5211e033255b7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50e643c264d94ef2beb5487f2f635d62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ddb7c2ca1b6bee86cb24fed02e40da2.png)
(3)延长
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e52a8f07834cbbbe4224962672fbbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c72c070f4f4d2b44927391b59a1e755.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57589285a6fb2f15f09e7f276ea9f330.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c7a3d679b4dae63575903387a76ce45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/910936ec9fb419d51ce2f5ea817f8401.png)
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6 . 如图,在平面直角坐标系中,四边形ABCD为正方形,已知点A(0,﹣6)、D(﹣3,﹣7),点B、C在第三象限内.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/4/64d35517-b5df-48b5-bd4e-7dfe95821af6.png?resizew=281)
(1)求点B的坐标;
(2)在y轴上是否存在一点P,使
ABP是AB为腰的等腰三角形?若存在,求点P的坐标;若不存在,请说明理由.
(3)将正方形ABCD沿y轴向上平移,若存在某一位置,使在第二象限内点B、D两点的对应点
、
正好落在某反比例函数的图象上,求该反比例函数的解析式.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/4/64d35517-b5df-48b5-bd4e-7dfe95821af6.png?resizew=281)
(1)求点B的坐标;
(2)在y轴上是否存在一点P,使
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4cba95fc7d4853a243f8e3fb20ce70.png)
(3)将正方形ABCD沿y轴向上平移,若存在某一位置,使在第二象限内点B、D两点的对应点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3953cec61ac602ce5eb59b7912352179.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5b3bd5e6bc2a0a277d279bb01af9584.png)
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2022八年级上·浙江·专题练习
7 . 如图所示,△EBC≌△DCB,BE的延长线与CD的延长线交于点A,CE与BD相交于点O.则下列结论:①△OEB≌△ODC;②AE=AD;③BD平分∠ABC,CE平分∠ACB;④OB=OC,其中正确的有( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/29/9fff7861-3628-4221-afd2-4d798e96fd86.png?resizew=167)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/29/9fff7861-3628-4221-afd2-4d798e96fd86.png?resizew=167)
A.4个 | B.3个 | C.2个 | D.1个 |
您最近一年使用:0次
2022-08-27更新
|
346次组卷
|
5卷引用:第十二章 全等三角形 单元过关检测01-2022-2023学年八年级数学上册同步考点知识清单+例题讲解+课后练习(人教版)
(已下线)第十二章 全等三角形 单元过关检测01-2022-2023学年八年级数学上册同步考点知识清单+例题讲解+课后练习(人教版)(已下线)第5课 三角形全等的判定-【帮课堂】2022-2023学年八年级数学上册同步精品讲义(浙教版)四川省达州市开江县2021-2022学年七年级下学期期末数学试题湖北省仙桃市荣怀学校2022-2023学年八年级上学期第一次学业水平检测数学试题(已下线)专题强化训练二 全等三角形的判断和性质各类问题-2022-2023学年七年级数学下册《考点·题型·技巧》精讲与精练高分突破系列(北师大版)
8 . 综合与探究:
如图1所示的是由两块三角板组成的图形,其中在
中,
,
,在
中,
,
,点B,E,D在同一条直线上,AC与BD交于点F,连接CD并延长,交BA的延长线于点G.
![](https://img.xkw.com/dksih/QBM/2022/5/26/2987894955081728/3047425597685760/STEM/f203892a81b645aba73f7a0140b73544.png?resizew=458)
(1)当
时,试用含
的代数式表示∠BAE的度数.
(2)当
时,试探究BC与BG的数量关系,并说明理由.
(3)过点C作
,交BD的延长线于点H,如图2所示,在满足(2)的情况下,求∠DCH的度数,并直接写出与∠DCH相等的角(除∠G外,写两个即可).
如图1所示的是由两块三角板组成的图形,其中在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c10d461a7c0b86a2f09c2ea17f38260e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9048c72240b44c0fbea54a4bbeaec45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a25c28359f8d8da9eaf4672a6cf8ae4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/931b1589d78dd81a3ecac7b9664b3307.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d972e79efd136e5b226ab5253c367cd.png)
![](https://img.xkw.com/dksih/QBM/2022/5/26/2987894955081728/3047425597685760/STEM/f203892a81b645aba73f7a0140b73544.png?resizew=458)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74491945847aa130dae78e6a8cb6f914.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3575555748d091f984477861fca7e9a9.png)
(3)过点C作
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f7f1479c5528c8b47b6e255e7b705f7.png)
您最近一年使用:0次
2022-08-18更新
|
1620次组卷
|
5卷引用:第十二章 全等三角形 章末检测卷-2022-2023学年八年级数学上册重难题型全归纳及技巧提升专项精练(人教版)
(已下线)第十二章 全等三角形 章末检测卷-2022-2023学年八年级数学上册重难题型全归纳及技巧提升专项精练(人教版)江西省抚州市宜黄县2021-2022学年七年级下学期阶段评估(二)数学试题(已下线)专题12.46 《全等三角形》挑战综合(压轴)题分类专题(专项练习)-2022-2023学年八年级数学上册基础知识专项讲练(人教版)(已下线)专题1.70 《三角形的初步知识》挑战综合(压轴)题分类专题(二)(专项练习)-2022-2023学年八年级数学上册基础知识专项讲练(浙教版)(已下线)数学(全国通用卷)-学易金卷:2023年中考第一次模拟考试卷
9 . 如图1,已知
中,
,
,
、
分别与过点
的直线垂直,且垂足分别为E,D.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/25/e58e2853-a54c-408f-8160-4a4ac54bf5a0.png?resizew=278)
(1)猜想线段AD、
、
三者之间的数量关系,并给予证明.
(2)如图2,当过点C的直线绕点
旋转到
的内部,其他条件不变,如图2所示,
①线段AD、
、
三者之间的数量关系是否发生改变?若改变,请直接写出三者之间的数量关系,若不改变,请说明理由;
②若
,
时,求
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3c65edad25ddd666cdce0d7e5afefc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed10df4140819d5451773a45de66201b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b10134e7a46e6f6f7cb9d5e2371727d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/25/e58e2853-a54c-408f-8160-4a4ac54bf5a0.png?resizew=278)
(1)猜想线段AD、
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
(2)如图2,当过点C的直线绕点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3c65edad25ddd666cdce0d7e5afefc9.png)
①线段AD、
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de9d91b39d0046aa1abd441e7ea0b049.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9422592837cacef49f534a4beb4aabcd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
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5卷引用:第十三章 全等三角形(A卷-中档卷)-【单元测试】2022-2023学年八年级数学分层训练AB卷【冀教版】
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10 . 如图,已知
中,
,D是
的中点,
于点E;连接
,则下列结论正确的是___________ .(写出所有正确结论的序号)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/9/b60c9775-1380-48a8-93dc-93a33ba7d65c.png?resizew=174)
①
; ②当E为
中点时,
﹔
③若
,则
; ④若
,则
面积的最大值为2.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed10df4140819d5451773a45de66201b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4611ceb2a28f7a7e4d24266d7f99b22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/9/b60c9775-1380-48a8-93dc-93a33ba7d65c.png?resizew=174)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03b9ef25bfa729a423cde861fa12748d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e20c1b7f55cd8e68a7c3aa58bc944c5.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/844659a605e726781cb3cf3ee3f31156.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79de67bad8473d74405f9200f0f7d7a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2c15801fee2405573677484f5dcfa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e742966e3711cfa53dce04022acf4bcc.png)
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6卷引用:第3章 勾股定理综合测试卷 -【帮课堂】2022-2023学年八年级数学上册同步精品讲义(苏科版)
(已下线)第3章 勾股定理综合测试卷 -【帮课堂】2022-2023学年八年级数学上册同步精品讲义(苏科版)(已下线)第3章 勾股定理 单元综合检测(难点)-2022-2023学年八年级数学上册同步精品课堂(苏科版)福建省福州市福清市2021-2022学年八年级下学期期中数学试题(已下线)2022年江苏省南通启东市九年级中考二模数学试题变式题16-20(已下线)24.2+与圆有关的位置关系(题型精讲精练)3(原卷版)(已下线)24.2+与圆有关的位置关系(题型精讲精练)1(原卷版)