如图,
内接于
,
是
的直径,
,则
的度数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2f808c3181f2d353cd171f47225d916.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/febc9a89d0d1c97b88c0f4acd32b4e67.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2024-05-20 14:46:56
|
相似题推荐
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【推荐1】如图,
的
和
的平分线相交于点D.已知
,则
为( ).
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/17/e09edd55-1eab-42dc-add7-b8b3b118060e.png?resizew=157)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fabb884dc5f9609de491245463bbe9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c3975d0e87ea5028d37444dca76b331.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c543c3ddc3723fde6bbfca3ea3b921b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/17/e09edd55-1eab-42dc-add7-b8b3b118060e.png?resizew=157)
A.40° | B.140° | C.130° | D.120° |
您最近一年使用:0次
单选题
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【推荐1】如图,在
中,弦
,
相交于点
,
,
,则
( )
![](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/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae54a216ed6a5bc56af1f501426ca438.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33e150c41d22e98c455b99cd9b6f56dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2721de83df91a94fe410cbb8075fe538.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
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【推荐2】如图,
内接于圆O,且圆心O在
边上,半径为4,点D是弧
的中点,分别连接
,若
,则
的长为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.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/135bc1bb7279a98bb8d0ab76e1d62b14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be34903884d351b4f5f9096e539ea266.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/25/a3fd79fe-9532-4a62-b2c0-f1eb8b4c5720.png?resizew=130)
A.![]() | B.4 | C.5 | D.![]() |
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【推荐1】如图,AB是半圆的直径,点D是弧AC的中点,∠ABC=50°,则∠BCD等于( )
![](https://img.xkw.com/dksih/QBM/2019/3/14/2160210578833408/2162348655845377/STEM/62b7336945cf4b139e9174879242f879.png?resizew=127)
![](https://img.xkw.com/dksih/QBM/2019/3/14/2160210578833408/2162348655845377/STEM/62b7336945cf4b139e9174879242f879.png?resizew=127)
A.65° | B.115° | C.120° | D.125° |
您最近一年使用:0次
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【推荐2】如图,
中,以
为直径作
交
,
于点
,
.若
,则
的度数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](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/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b1bd1adfe4cc6566218f19970c2fd3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ecd4a5b589e7250287ef1ab643b9464.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/194741f4d2ae7ee44cafca780361446a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/8/31/cfa22ea5-c9d5-4d3f-bf0c-9ed6dc4dc752.png?resizew=141)
A.![]() | B.![]() | C.![]() | D.![]() |
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