1 . 如图,点
在反比例函数
的图象上,点
在
轴负半轴上,直线
交
轴于点
,若
,
的面积为
,则
的值为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03517310ea1e913f709753592ac65ffd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b79dd200766db27fb90d6bd1992cf658.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e16e9ad26f03636b68578f20dc19e66a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2023-06-18更新
|
348次组卷
|
7卷引用:2023年内蒙赤峰市松山区中考三模数学试题
真题
2 . 如图,在
中,
,
,D为
边上一点,且
,连接
,以点D为圆心,
的长为半径作弧,交
于点E(异于点C),连接
,则
的长为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f8f88798ec42a58dccd212586382b23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed10df4140819d5451773a45de66201b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd108abaf2b7fc1d0239b28afcf4ae6c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78002bca853929365a3f58082f3e7637.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e52a8f07834cbbbe4224962672fbbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/19/a0a466ee-f5c3-4151-8606-a2f5a7330914.png?resizew=228)
您最近一年使用:0次
3 . 如图,已知△ABC内接于⊙O,D为
上一点,
=
,过点D作⊙O的切线,分别与AB,AC的延长线相交于点E,点F,OD与BC相交于点G,连接OC,CD,BD,则下列结论:①∠ODB+
∠DOC=90°;②∠BAC=2∠CBD;③AB⋅CF=AC⋅BE;④若∠BAC=60°,则OG=DG.其中正确的是___ (填写所有正确结论的序号)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75a45dbffe8b0637201801a89288620e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d598504bacb6e8738d38f715a48bfdc2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/445f118e9cf8cf1dac2351305ea0ba4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8eff998d034284391ca064755fa6bf1b.png)
![](https://img.xkw.com/dksih/QBM/2022/4/26/2966589032087552/2969175276486656/STEM/88525c54-b9e3-4e99-b5ac-e615d13813b5.png?resizew=174)
您最近一年使用:0次
2022-04-30更新
|
170次组卷
|
3卷引用:2022年内蒙古自治区乌海市中考一模数学试题
4 . 如图,已知AB∥CD∥EF,则下列四个结论①
;②
;③
;④
中,正确的有 ___ (填正确结论序号)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96b2bf060a48a7461df180c55dcae4a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89b724cf684a8a606ad6d859137ae16b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5753aae2dbff2d84769731885cba9254.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c2221c08efc4cbb42e40788bad5b173.png)
![](https://img.xkw.com/dksih/QBM/2021/10/20/2833169111572480/2838234943668224/STEM/62bfbb5d-4ded-4de1-a723-59df398b4837.png?resizew=209)
您最近一年使用:0次
5 . 如图,在平面直角坐标系中,点
为坐标原点,直线
与
轴、
轴分别交于点
、
,点
在
轴负半轴上,且
,把
沿
轴翻折,使点
落在
轴上的点
处,点
为线段
上一点,连接
交
轴于点
,若
,点
的纵坐标为
,则直线
的解析式为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0691439814e25b9406fa2d92efba9db3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3983b5b55fb3bd72960e0ee1e4e1365.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0629ce42392a7fe9be21d25c39c3e64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/300ee27f04188cb8ee5e20394c8f50fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0629ce42392a7fe9be21d25c39c3e64.png)
![](https://img.xkw.com/dksih/QBM/2020/6/25/2492429074128896/2493890778308608/STEM/73278636-dddf-4d10-aaf6-96bff0534fd2.png?resizew=252)
您最近一年使用:0次
解题方法
6 . 如图,在菱形
中,
,点
分别是线段
上的动点(不与端点重合),且
,
与
相交于点
.给出如下几个结论:
①![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b75d9afeb7860c6d484e1042b0b38f3.png)
②
平分
;
③若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d51c8001e0bd8d3b37768e4c8d034e.png)
④![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8ec48d1bab380d4c6933ec3b6e98e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/5/abd408c6-ea17-4684-b48e-5d9a5c04064d.png?resizew=181)
其中正确的结论是_____________ (填写所有正确结论的序号).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f5fc4ad65b723b6a8da4c8dac154e6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cf9b288c48c73463a2f214f02b6952a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d82d579a717399137b8c6d475d33cd4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ff56ea00ca90825f3d95809de24f639.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274cf35acb4a1748d15c39d15a9bea7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b75d9afeb7860c6d484e1042b0b38f3.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abf80148409afb32ced0b4f59f1ba709.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61123f663c231f0536d31dfa071375d6.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ecf1b0b4d14ee826f3d8a1edfafe2d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d51c8001e0bd8d3b37768e4c8d034e.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8ec48d1bab380d4c6933ec3b6e98e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/5/abd408c6-ea17-4684-b48e-5d9a5c04064d.png?resizew=181)
其中正确的结论是
您最近一年使用:0次
2020-04-13更新
|
425次组卷
|
2卷引用:2019年内蒙古包头市初中升学考试调研数学试卷