如图,在
上依次取点
,
,
,
,
,若
,
,则
的度数为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/8/c9ce3740-9f90-48de-80f3-27ddd122d193.png?resizew=143)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.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/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b8e4f002aa2b36498bca4a0c6f5dec5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/219f604632bd927bce98fd7ed35f040b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8a71e8a816d9ef65d4bffd81fd53216.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/8/c9ce3740-9f90-48de-80f3-27ddd122d193.png?resizew=143)
A.![]() | B.![]() | C.![]() | D.![]() |
22-23九年级上·浙江金华·期中 查看更多[2]
更新时间:2023-01-07 12:05:13
|
相似题推荐
单选题
|
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【推荐1】课下小亮和小莹讨论一道题目:“已知点O是
的外心,
,求
”.小亮的解答为:如图,画
以及它的外接圆O,连接
,由
,得
.而小莹说:“小亮考虑的不周全,
应该还有另一个不同的值”.下列判断正确的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/8/4e3ee567-9883-4988-9a3d-2169c3ebd61c.png?resizew=137)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9a99211a15b17aece640f02c0c88e5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3818a2c9919d358b4c3713396093822b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f986188053acba1d28cd05311cb1289d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2b23d0793e67b67ce304747d85b9468.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67930e8c0c05cc78044e6012bc9cf477.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3818a2c9919d358b4c3713396093822b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/8/4e3ee567-9883-4988-9a3d-2169c3ebd61c.png?resizew=137)
A.小亮求的结果不对,![]() ![]() | B.小莹说的不对,![]() ![]() |
C.小莹说的对,![]() ![]() | D.两人说的都不对,![]() |
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名校
【推荐2】如图,
是半圆
的直径,弦
相交于点P,那么
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9ccea461315a9d05aa0193b937d4bfe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa16498b83d2df4608888d3f4466e2cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ee19aa5f7dc3c92c526739cf89872c0.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/7/bc3553b4-dbb7-4984-9516-830776f480fd.png?resizew=137)
A.![]() | B.![]() | C.![]() | D.以上都不对 |
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【推荐1】如图,A,B,C,D是⊙O上的四个点,弦AC,BD交于点P.若∠A=∠C=40°,则∠BPC的度数为( )
![](https://img.xkw.com/dksih/QBM/2020/8/11/2525429462065152/2527191038689280/STEM/a64ab08f-8b28-42e5-ba11-7465c01fefad.png)
![](https://img.xkw.com/dksih/QBM/2020/8/11/2525429462065152/2527191038689280/STEM/a64ab08f-8b28-42e5-ba11-7465c01fefad.png)
A.100° | B.80° |
C.50° | D.40° |
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【推荐2】如图,四边形
内接于⊙O,
是直径,D是弧
的中点,若
,则
的大小为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](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/640e9e7c56e8eeda044fb55396088816.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3818a2c9919d358b4c3713396093822b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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