如图,在
中,
,M,N,P分别是边
上的点,且
,
,
,则
的度数为___________ °.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4354365ca0929f8a606ed0bf341e4ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3bcd1354d120c42770572a3f5747241.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77a6a050763dc557c76bfc1cb0dc2347.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/318d5913ef2266f70ee21d252c7eab1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99ded10a25abc18836fab62e34180436.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c45a8a837c11c07073da3ff751d70278.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/23/baf55f0d-15a6-426a-b6fe-28546cd8a6da.jpg?resizew=162)
更新时间:2023-10-21 21:53:30
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适中
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【推荐2】如图①②③④分别是
的内接正三角形、正方形、正五边形、正n边形,点M、N分别从点B、C开始以相同的速度在
上逆时针运动,连接
交于点P.在图①②③中,
的度数分别为
、
、
,则在图④中![](https://staticzujuan.xkw.com/quesimg/Upload/formula/036cb0a458fdfda6b581e7451e94652b.png)
___________ (用含n的代数式表示).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
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【推荐1】如图,AB=12cm,∠CAB=∠DBA=62°,AC=BD=9cm.点P在线段AB上以3cm/s的速度由点A向点B运动,同时,点Q在线段BD上由点B向点D运动.设点Q的运动速度为xcm/s.当以B、P、Q为顶点的三角形与△ACP全等时,x的值为 __________________ .
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/6/0e41483a-a083-4693-af25-584570053235.png?resizew=143)
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【推荐2】如图,在
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于点
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.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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