如图,直线
,
,
相交于点
,
,
,射线
,则
的度数为___________ .
![](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/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcc3ef6a72ecee9efdca1f447fa243d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea9a3b8dc17cd0f4ca5a45b7e301edec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d105fd29713464f5223216b96f725ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fb60036876b3c5aa09bb9570e57328b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/3/73c12dda-f62b-4929-8ab4-fccc7d718aa2.png?resizew=146)
20-21七年级下·安徽安庆·期末 查看更多[2]
更新时间:2022-08-18 10:03:35
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【推荐2】如图,点O为模拟钟面的圆心,
在一条直线上,指针
分别从
出发绕点O转动,
均顺时针转动,
运动速度为每秒转动
,
运动速度为每秒转动
,设转动时间为t秒,在
与
第1次同时回到初始位置之前,当![](https://staticzujuan.xkw.com/quesimg/Upload/formula/825116eb345f5505ebc8c1cdb8a1f131.png)
________ 时,直线
平分
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8aaa26f207153d985be55be37319800.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f47ddc7c9fb41942160e3cafcf756776.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a03eb6ad505dffb71c53df51e311d26e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f47ddc7c9fb41942160e3cafcf756776.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0aee6e4e9350a2665df8597ff8045bbd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdb0aa8a61380228e285f3b5c7b74c47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/825116eb345f5505ebc8c1cdb8a1f131.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
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【推荐1】如图,
,
平分
,
,
,
,则下列结论:①
;②
平分
;③
;④
.其中正确的有______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16aad38b43462ca7a8fb9bc9484ad3a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a299d2b999568e80be8005565ba209a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42e7b8a59f8d66176463f3d71f882a26.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc2eaf2acb7e954cc0c4aacdc1f29f34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f922998061c0b43f479413f4778e02fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c02ddf15f7d6189f2ec3baef55695ea8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c357ffb1033c39cd94450dcc2557bf46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cad4595d5352b2884568a59d8d766a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc9f91270ddbe1cf3c1362e1b95aee14.png)
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![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/29/175fe783-5447-4030-831e-1f459c6ebbba.png?resizew=182)
您最近一年使用:0次
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【推荐2】直线
、
相交于点O,
平分
.
,垂足为O,若
.
![](https://img.xkw.com/dksih/QBM/2021/4/12/2698145484750848/2702731267448832/STEM/8ca011c2-bc27-478e-b4e7-026f4031ad80.png)
(1)
的度数为________ ;
(2)作射线
,则
的度数为________ .
![](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/a299d2b999568e80be8005565ba209a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc9f91270ddbe1cf3c1362e1b95aee14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60380ca89b244ae59af6551b5fdf25be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a89747b264a84713bcfb04ddf4eab13.png)
![](https://img.xkw.com/dksih/QBM/2021/4/12/2698145484750848/2702731267448832/STEM/8ca011c2-bc27-478e-b4e7-026f4031ad80.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fed1f57a835af4e9022e27603d12d31.png)
(2)作射线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d105fd29713464f5223216b96f725ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b09bf6ba623953df55eb869b2b363e39.png)
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【推荐1】如图,已知直线AB与CD交于点O,ON平分∠DOB,若∠BOC=110°,则∠AON的度数为____ .
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/24/038664c9-c1c7-4bad-9247-4535a9626598.png?resizew=120)
您最近一年使用:0次
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【推荐2】如图,在中,
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分别是高和角平分线,点F在
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于H,下列结论:①
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.其中正确的是
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【推荐1】如图直线AB、CD相交于点O,∠DOB=∠DOE,OF平分∠AOE,若∠AOC=36°,则∠EOF=________ .
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/31/5e22e5e5-04ad-4ab8-af53-80ec205af8e1.png?resizew=271)
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(0.65)
【推荐2】如图,直线AB,CD相交于点O,且
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