如图,
,填空:
(已知)
_____________( )
_____________( )
又∵_________(已知)
________度
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55f73736e95c32c4022ff0099f5b319f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f699cc8241d03cbe95f27dedd7fbd1b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2de0d10ef8b748d4531250c37c5d3f9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2de0d10ef8b748d4531250c37c5d3f9e.png)
又∵_________(已知)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec8ccf48178d44d1f1e8d9af4bd33a4.png)
![](https://img.xkw.com/dksih/QBM/2021/4/9/2696381754933248/2697003524120576/STEM/8bc7cacc-46e8-41ea-966d-f0307af98b72.png?resizew=241)
20-21七年级下·浙江·阶段练习 查看更多[1]
(已下线)【新东方】义乌初中数学初一下【00025】
更新时间:2021-04-10 20:50:37
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【知识点】 根据平行线判定与性质求角度解读
相似题推荐
解答题-问答题
|
较易
(0.85)
【推荐1】如图,
与
相交于F,
,
.
与
平行吗?请说明理由;
(2)若
,
,求
的度数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4354365ca0929f8a606ed0bf341e4ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e53497af8899cb299d762f1a4f46a55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbdce5475bc5c8bb34bdd613e67b2429.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8551da4a4e18b4e96e01d4eaa84a4f50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/febc9a89d0d1c97b88c0f4acd32b4e67.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
【推荐2】如图,CD平分∠ACB,DE∥BC,∠AED=80°,求∠ECD的度数.
![](https://img.xkw.com/dksih/QBM/2020/8/19/2530958294376448/2531264648757248/STEM/1d8ba472761b467eb0b6572d3041a1c3.png?resizew=136)
您最近一年使用:0次