如图,点C、D分别是线段AB上两点(
,
),用圆规在线段CD上截取
,
,若点E与点F恰好重合,
,则
( )
![](https://img.xkw.com/dksih/QBM/2022/1/1/2892211693494272/2896580396654592/STEM/a15aec89-b6a8-49ca-9dd4-14ea861b1718.png?resizew=547)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ca891b7431283e61d678fea248a3100.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9dd03e8637dbe6602554487ccac3ba9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09de6bc03bcf984c84aebc72352da50d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47256452f509ebc7ff090ca5cfc88142.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54275b7e571660d0a9e0370fbfe5050b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1ec5d678ec42846e1d28301e3bfd4be.png)
![](https://img.xkw.com/dksih/QBM/2022/1/1/2892211693494272/2896580396654592/STEM/a15aec89-b6a8-49ca-9dd4-14ea861b1718.png?resizew=547)
A.4 | B.4.5 | C.5 | D.5.5 |
21-22七年级上·广东深圳·期末 查看更多[14]
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更新时间:2022-01-17 20:10:48
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【推荐1】如图,
,
,
为
的中点,则
的长是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/10/fcd6a6f1-a0d9-421b-b77c-43eea47270a1.png?resizew=227)
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A.6cm | B.5cm | C.2cm | D.1cm |
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【推荐2】下列说法中,正确的有( )
①射线
和射线
是同一条射线;②若
,则点B为线段
的中点;③同角的补角相等;④点C在线段
上,M,N分别是线段
的中点.若
,则线段![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77847ba0afc18466b17cea483eb29cdd.png)
①射线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b79dd200766db27fb90d6bd1992cf658.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41ff8c8d239cc12ddc3a899e9f054aa9.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77847ba0afc18466b17cea483eb29cdd.png)
A.1个 | B.2个 | C.3个 | D.4个 |
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