1 . 如图,在
和
中,
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41db498f025052df2dbb1e50ab672675.png)
______
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7ac5396c5ea442e0364b50c1db3d2da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e735a28578ba191da6d4f3b0f8e8729.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f17113078547d718af69a392df0b11fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/992ec06a8c98f00d6f1166a50a69ac49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41db498f025052df2dbb1e50ab672675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83873a9d782f2588c5eedbfe73f9bc2f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/15/fc167f9d-279f-48a4-863d-11cbe4cd6d57.png?resizew=178)
您最近一年使用:0次
名校
2 . 如图,点C、E在线段
上,
,
,
.求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274cf35acb4a1748d15c39d15a9bea7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a510a3eb906b3ef0760b0d1723d11ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd81adb13f5a7550b0f94f770900a613.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7da8fe8f5f8a3f17561d70652ad1172a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c244edbf77fbb8e9c017515e370c5c8.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/14/c28e25af-92fe-4153-b05f-71ab72717b0b.png?resizew=135)
您最近一年使用:0次
3 . 如图:
,
,
,
,请问图中
有怎样的数量和位置关系?试证明你的结论.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e5b4ea605cf0b98e428d071f6be6762.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ff6307019d82d2a2a51e0ffd4ebf345.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be5fc6ead6416492c231c320a5486f86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfa3115a985b37d25d325836409c7766.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e246b559244a543f272e7abf6982007.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/13/9454e2c4-fd3e-41d7-9298-011a499a68f9.png?resizew=126)
您最近一年使用:0次
4 . 如图,B为线段
上一点,以
,
为腰分别作等腰
和等腰
,
,
,
,连接
交
于点F,连接
交
于点G,连接
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/15/2ae77d71-ce1c-4201-9862-7eef76480e27.png?resizew=190)
(1)求证:
.
(2)求证:
.
![](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/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbfa1a2af7e38d33634c462300df381f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc7372745342e507f47de35243c451b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/226c231c1150e27c34eb787a46b02ea8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6b4157345e6b5ddee34c82f8e3a3710.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c63e36329f5e0979f5ee776ac5d06327.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/15/2ae77d71-ce1c-4201-9862-7eef76480e27.png?resizew=190)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0ff124604fe1e16405e9e835f459794.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d98ed618fc3584cdad1936bfd27b6cd.png)
您最近一年使用:0次
2023-12-13更新
|
121次组卷
|
2卷引用:河南省安阳市安阳县2023-2024学年八年级上学期期中数学试题
5 . 如图,点A、D、B、E在同一条直线上,
与
交于点O,已知
,
,
.
;
(2)若
,
,求
的度数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b1bd1adfe4cc6566218f19970c2fd3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d004d2d115b477ade6af7ddb93db0df8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c503e29373e8d87134bdb46bd3912910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d47a70a2811c174e73ce1beeb80c75c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7b19d7acdcdc8b0eb3ed44729314b6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1d6f0530c49174047e866dbf2ae1ea4.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de96807e118c61f9a60e11ccb876cd08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa518d4465a4da299699cfc7d98e3497.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc9f91270ddbe1cf3c1362e1b95aee14.png)
您最近一年使用:0次
2023-12-12更新
|
84次组卷
|
2卷引用:四川省内江市市中区市中区天立学校2023-2024学年八年级上学期期中数学试题
6 . 如图,已知
,
,证
的依据是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/21/af14262e-bcb7-4442-8712-4b785aba4eb9.png?resizew=154)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047dc9795efa99b6fb9fdf9778085dab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e30e50e094cd2849e38859b36aad0b0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/960d61e0d9a749cba705359a15e683d2.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/21/af14262e-bcb7-4442-8712-4b785aba4eb9.png?resizew=154)
A.![]() | B.![]() | C.![]() | D.![]() |
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7 . 如图,已知
,若根据“
”判定
,需要补充的一个条件是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4908fad3dc6fe1b0675c870328f043ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1078a36622fb5faf524430accd88efcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bf08db6ce9baab2c0133e74a8848e4e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/11/4ba6938a-fd7d-4d85-8a30-ada513be93aa.png?resizew=229)
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8 . 如图,
平分
,
的延长线交
于点E,若
,求
的度数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9abaeba15f3abdd877bc701af52c5cd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c1c0d9c74a93c30eefd9c0337e88dd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67d822262ff00915910e5b87d81ad1ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28631e1e4cf1a262fd05b6eb504c0056.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6344778ed1e75c1a99e2268468081867.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/12/a35e475a-028e-488c-897e-de825477e1e6.png?resizew=154)
您最近一年使用:0次
9 . 如图,是由边长为1的小正方形组成的
网格,
的三个顶点都是格点,且
.仅用无刻度的直尺在给定网格中完成画图,画图过程用虚线表示.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/11/3cc79a25-1641-4bf2-bb0c-953d87f2d005.png?resizew=374)
(1)在图1中,点M是边
与网格线的交点,先作点M关于直线
的对称点
,再在
上画点P,使
;
(2)在图2中,先找格点D,使
,再作
,且点F在
上,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d5af85c47a04324701cd91224bfd1e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f08273d339dc5ddbb89aa67bb8205e6.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/11/3cc79a25-1641-4bf2-bb0c-953d87f2d005.png?resizew=374)
(1)在图1中,点M是边
![](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/1da895d8bd043625a0839128252130d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c2537e9d8e48196beb661e4ec3b70a7.png)
(2)在图2中,先找格点D,使
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9060f03b9ee41d70d135b1e1a8902ce9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4004d6308139eddbd1a0458fdd45b41f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/680b53673467d5e29454148104e32fec.png)
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10 . 如图,在
和
中,点B、D、C在同一直线上,已知
,
,添加以下条件后,仍不能判定
的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d631f45bc652539853f236952afa5bbf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf542c5158cc9ed085f7524bcc2aa3ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0105d0889f6fa9cb5430cf9e09337173.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a391c4d96cfb4e7c0f1df58a94be7218.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-12-11更新
|
177次组卷
|
5卷引用:山东省东营市垦利区2023-2024学年七年级上学期期中数学试题
山东省东营市垦利区2023-2024学年七年级上学期期中数学试题山东省泰安市东平县东原实验学校(五四制)2023-2024学年七年级12月月考数学试题广西壮族自治区梧州市岑溪市糯垌中学2023-2024年八年级上学期数学试题(已下线)专题4.10 探索三角形全等的条件(SSS和SAS)(分层练习)(提升练)-2023-2024学年七年级数学下册基础知识专项突破讲与练(北师大版)(已下线)第4章 三角形 全章热门考点专练(4个知识必学2个方法必会)-2023-2024学年七年级数学下学期考试满分全攻略高频考点+重难点讲练与测试(北师大版)