名校
1 . 如图,
,
平分
,
平分
,
,则下列结论:①
;②
;③
;④
;⑤
.其中正确的结论有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a11029ca6b4b9e7f777af0280cf163c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a299d2b999568e80be8005565ba209a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d22df2977de56cc69be0c1e847653d7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cad4595d5352b2884568a59d8d766a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc9f91270ddbe1cf3c1362e1b95aee14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caac9b919cd1d461621c4c28c17c1060.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89cdf0a275aa22ecfe5847024fbaa912.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc2eaf2acb7e954cc0c4aacdc1f29f34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51eba6386a195bdf4f9409620654afb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b758a34cde021cd727ac9a0b8daf56c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6521d944e389d91c6ba332f13db2e98.png)
A.1个 | B.2个 | C.3个 | D.4个 |
您最近一年使用:0次
2024-03-27更新
|
212次组卷
|
4卷引用:江西省抚州市黎川县黎川一中片区八校联考期中考试2023-2024学年七年级下学期期中数学试题
2 . 如图,直线
与
交于点O,
平分
,若
,则
的度数为 ________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a299d2b999568e80be8005565ba209a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42e7b8a59f8d66176463f3d71f882a26.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c84e7eb16c1fd8fea0bdc4e374bb67c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cbee6d5731d6f4bb1e4f2ba3d89b7dc.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/26/535240ad-de39-4273-b7b4-480cf4bca9b6.png?resizew=147)
您最近一年使用:0次
2024-01-12更新
|
121次组卷
|
4卷引用:江西省吉安市遂川县2022-2023学年七年级下学期期末数学试题
江西省吉安市遂川县2022-2023学年七年级下学期期末数学试题吉林省长春市德惠市2023-2024学年七年级上学期期末数学试题吉林省长春市德惠市2023-2024学年七年级上学期期末数学试题(已下线)第01讲 两条直线的位置关系(知识解读+达标检测)-2023-2024学年七年级数学下册《知识解读·题型专练》(北师大版)
3 . 如图①,线段
,
相交于点
,连接
,
,我们把形如图①的图形称为“
字形”,试解答下列问题;
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/31/d6b64057-91b7-4800-887f-b19b9d4cdb30.png?resizew=217)
(1)在图①中,请直接写出
,
、
,
之间的数量关系;
(2)在图②中,若
、
,
和
的平分线
和
相交于点
,并且与
,
分别相交于点
,
,利用(1)的结论,试求
的度数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b1bd1adfe4cc6566218f19970c2fd3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3304e23f3b0f9569c4140ca89b6498.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/31/d6b64057-91b7-4800-887f-b19b9d4cdb30.png?resizew=217)
(1)在图①中,请直接写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3818a2c9919d358b4c3713396093822b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/febc9a89d0d1c97b88c0f4acd32b4e67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/194741f4d2ae7ee44cafca780361446a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c543c3ddc3723fde6bbfca3ea3b921b.png)
(2)在图②中,若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37a9d4526ddf01eb414b7257661799b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ce6c8659bfef1f79b0796d500b924a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4189a0821a0ffab9dc171ecd279ba442.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/727ad3e630a224303d6d3b8ad5c114ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63a253c7fdf589ee3dece13d5b5b5732.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19768d8c55deb4973820aeab7a224e6a.png)
您最近一年使用:0次