如图,
,在
的两边上分别过点A和点C向同方向作射线
和
,且
,若
和
的角平分线所在的直线交于点P(P与C不重合),则
的大小为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48d5d5d588a93bd812cf6629088b7d8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4598486f8c5ac28b1165b76e78105979.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/8a11029ca6b4b9e7f777af0280cf163c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a852c13de65877be1f43ac1f88f179d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3db3f03c05b28155f9c0d31abfab198.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac3c1375c64dceef45846308a418cf7f.png)
22-23七年级下·湖北武汉·期末 查看更多[3]
湖北省武汉市江汉区2022-2023学年七年级下学期期末数学试题(已下线)专题03 平行线中的拐点问题期末真题汇编【五大模型+优选提升题】-备战2023-2024学年七年级数学下学期期末真题分类汇编(人教版)2024年江西省萍乡市中考模拟数学试题
更新时间:2023-07-03 22:32:57
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【推荐2】如图,已知∠A=(60﹣x)°,∠ADC=(120+x)°,∠CDB=∠CBD,BE平分∠CBF,若∠DBE=59°,则∠DFB=___ .
![](https://img.xkw.com/dksih/QBM/2021/9/9/2804598612475904/2805243683414016/STEM/b1ce8b1f-d890-4fc9-95e9-f4dac52d1a15.png?resizew=239)
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【推荐1】如图,已知等边三角形
的边长为3,过
边上一点
作
于点E,Q为
延长线上一点,取
,连接
,交
于
,则
的长为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
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【推荐2】(1)若m是
的算术平方根,则m
=________
(2)已知
,则
=_______
(3)有一个数值转换器,原理如图:当输入x为81时,输出的y的值是_______
![](https://img.xkw.com/dksih/QBM/2019/12/17/2356920792514560/2356993677746176/STEM/827976057dbf47eca469c3a574b1833e.png?resizew=429)
(4)如图,一个上下边平行的纸条按如图所示方法折叠一下,则∠1=______
![](https://img.xkw.com/dksih/QBM/2019/12/17/2356920792514560/2356993677746176/STEM/7207b582f9df40439dcb67223bd7ab8c.png?resizew=160)
(5)如图,直线a,b被直线c所截,若a∥b,∠1=110°,∠2=40°,则∠3=______
![](https://img.xkw.com/dksih/QBM/2019/12/17/2356920792514560/2356993677746176/STEM/66c5ab1b85f94121a042166844095ae9.png?resizew=131)
(6)如图,AB∥CD,EF与AB、CD分别相交于点E、F,EP⊥EF,与∠EFD的平分线FP相交于点P,且∠BEP=50°,则∠EPF=______ 度
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39f3fae1304b36c0aa24d98d4ae0508b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f67cd0fdd5daf3290a9824c7efa1f58b.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e344b84c099800338b44bb095a8d69f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18f0281e6bbdbe08beeccb55adf84536.png)
(3)有一个数值转换器,原理如图:当输入x为81时,输出的y的值是
![](https://img.xkw.com/dksih/QBM/2019/12/17/2356920792514560/2356993677746176/STEM/827976057dbf47eca469c3a574b1833e.png?resizew=429)
(4)如图,一个上下边平行的纸条按如图所示方法折叠一下,则∠1=
![](https://img.xkw.com/dksih/QBM/2019/12/17/2356920792514560/2356993677746176/STEM/7207b582f9df40439dcb67223bd7ab8c.png?resizew=160)
(5)如图,直线a,b被直线c所截,若a∥b,∠1=110°,∠2=40°,则∠3=
![](https://img.xkw.com/dksih/QBM/2019/12/17/2356920792514560/2356993677746176/STEM/66c5ab1b85f94121a042166844095ae9.png?resizew=131)
(6)如图,AB∥CD,EF与AB、CD分别相交于点E、F,EP⊥EF,与∠EFD的平分线FP相交于点P,且∠BEP=50°,则∠EPF=
![](https://img.xkw.com/dksih/QBM/2019/12/17/2356920792514560/2356993677746176/STEM/ee23ab97c2bf4351a89e79f5213a1ca4.png?resizew=186)
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【推荐1】如图,正九边形ABCDEFGHI,点M是EF的中点,连接AM、CG相交于点O.则∠AOG=______ .
![](https://img.xkw.com/dksih/QBM/editorImg/2022/6/15/5afdf567-1016-46ca-9161-7df56d07a7d5.png?resizew=147)
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