如图,已知⊙O的半径为5,AB、CD为⊙O的弦,且CD=6.若∠AOB+∠COD=180°,则弦AB的长为( )
![](https://img.xkw.com/dksih/QBM/2022/3/21/2940870913515520/2964214273523712/STEM/3c4280c7-f58a-4a92-9c29-3082cbd9572f.png?resizew=129)
![](https://img.xkw.com/dksih/QBM/2022/3/21/2940870913515520/2964214273523712/STEM/3c4280c7-f58a-4a92-9c29-3082cbd9572f.png?resizew=129)
A.6 | B.7 | C.8 | D.9 |
2022·陕西西安·三模 查看更多[5]
2022年陕西省西安市碑林区西北工大附中中考数学三模试题(已下线)必刷卷04-2022年中考数学考前信息必刷卷(四川成都专用)(已下线)数学-2022年江苏无锡中考考前押题密卷(含考试版+答题卡+全解全析)(已下线)第14课 圆周角-【帮课堂】2022-2023学年九年级数学上册同步精品讲义(浙教版)(已下线)热点01 与圆有关的计算问题(命题趋势+3类热考题型+限时检测)-2024年中考数学【热点·重点·难点】专练(四川成都专用)
更新时间:2022-04-23 09:32:17
|
相似题推荐
单选题
|
容易
(0.94)
【推荐1】如图,一块边长24米的正方形绿地四周被小路环绕,位于路边
处的健身器材距离路口
处7米,为防止部分居民从
处穿过绿地去
处,小明想在
处树立一个标牌“少走■步路,踏之何忍”.若两步为1米,则标牌上“■”应填的数字是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/6/64718b30-29b5-4f7d-9f7d-b8dc4d4514b1.png?resizew=102)
![](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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/6/64718b30-29b5-4f7d-9f7d-b8dc4d4514b1.png?resizew=102)
A.50 | B.25 | C.12 | D.6 |
您最近一年使用:0次
单选题
|
容易
(0.94)
【推荐1】如图,
为
的直径,点C在
上,且
于点O,弦
与
相交于点E,连接
,若
,则
的度数为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/28/ba379ac9-6026-4118-b300-0885e3b3e9e4.png?resizew=130)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f042c8513aa0d73ed6706f6ac1b36880.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/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a590d8d3be9143ffd8f8799750a637d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4598486f8c5ac28b1165b76e78105979.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/28/ba379ac9-6026-4118-b300-0885e3b3e9e4.png?resizew=130)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
容易
(0.94)
真题
名校
【推荐2】如图,
内接于
,若
,
的半径
,则阴影部分的面积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c7d2df86ee897fffd62a719d889d791.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a5900719c2da83d76bef8c7a0abdf82.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/6/16/7c8a7eb0-6282-4988-868e-24249b380853.png?resizew=145)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
容易
(0.94)
名校
【推荐1】如图,
是
的直径,
,
是
上位于
两侧的点,若
,则
度数为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/8/ede023c6-e5c5-453f-9403-627d2d775edd.png?resizew=130)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c769090b5a79d9d21f7e9b6a95468b47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2947ca8e0cdbeb4aab80ce9e7b63ba98.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/8/ede023c6-e5c5-453f-9403-627d2d775edd.png?resizew=130)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
容易
(0.94)
【推荐2】如图,
是
的直径,点C,D在
上,连接
,若
,则
的度数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f373ebb5f1a2fe6b0935bacfcf777e9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/456e0f77d83975fdbdb60b499cb5b521.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c543c3ddc3723fde6bbfca3ea3b921b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次