如图,在已知的
中,分别以B,C为圆心,以大于
的长为半径作弧,两弧相交于两点M,N;作直线
交
于点D,连接
.若
,则
的度数为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d452f74791f58e8400cb8d2d6038dc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.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/3133a4ae3318eab3b55746c024327d25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fabb884dc5f9609de491245463bbe9a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/15/8a8783e5-845f-4a60-8673-75b4a80d1496.png?resizew=180)
更新时间:2023-02-13 13:36:45
|
相似题推荐
填空题
|
适中
(0.65)
【推荐1】如图,
,
,
,
分别平分
的外角
,内角
,外角
.以下结论:①
;②
;③
;④
平分
;⑤
.其中正确的结论有______________ .(把正确结论序号填写在横线上)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b77c8ef75793d21d2d5d8bf470a61159.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6344778ed1e75c1a99e2268468081867.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/752fa646a2d9cfca34001748445301c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34e0a957a55460c72673c0f2ee90dbb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecd91616f871c5228451932b58285bb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/383e83b51f1bfbf0ee08d03a22edb16e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3981e7286d41960daf4e110c1c84e03a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/032cef5a5208f7b60cc887814292b8ec.png)
![](https://img.xkw.com/dksih/QBM/2020/2/21/2404028823945216/2404662706225152/STEM/12819cc7-c7fb-48f4-b74b-4569ee8303fe.png?resizew=186)
您最近一年使用:0次
填空题
|
适中
(0.65)
【推荐2】如图,在
中,
,将
以点
为中心顺时针旋转,得到
,点
在
上,
交
于点
.如下结论中:①
平分
;②
;③
;④
.所有正确结论的序号是_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abcb980da8e86b4cfd322616dc84fc6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c771a4feb150ad9cff8d70431c97eb17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67d822262ff00915910e5b87d81ad1ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/836ea820cf3732508cdd332ceb9395ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4a6ec54ddd427d96c68e973dccad8ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36db960083ddf62976ac9d4921d59048.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6303f2da8eceff95a7d575881469da3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/10/9093711e-318e-487a-a19f-c0101298fea2.png?resizew=205)
您最近一年使用:0次
填空题
|
适中
(0.65)
【推荐1】如图,在
中,
,按以下步骤作图:①分别以点A和点B为圆心,大于
一半的长为半径作圆弧,两弧相交于点M和点N,作直线
,交
于点D.②分别以点A和点C为圆心,大于
一半的长为半径作圆弧,两弧相交于点P和点Q,作直线
,交
于点E;③连结
、
.若
,则
的大小为__________ 度.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29edec1f0ccd57a096fa9ef344d23568.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51cdee6c0ca0767830201ff7c2bfcb3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57e7106619c08f2bcc1d21f846e8a0de.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/11/d1b9e795-f929-4dfd-a855-b809f761f1d4.png?resizew=208)
您最近一年使用:0次
填空题
|
适中
(0.65)
【推荐2】如图,有一副三角板ABC与DEF,其中∠C=∠F=90°,∠A=60°,∠D=45°,在一平面内将这副三角板进行拼摆,使得点B、E重合,且点B、C、F三点在同一直线上,则∠ABD的度数是 _____ °.
![](https://img.xkw.com/dksih/QBM/2022/2/25/2924061104259072/2938050478096384/STEM/1b282980-ed45-47a1-90a0-1603dfc120d9.png?resizew=333)
您最近一年使用:0次
填空题
|
适中
(0.65)
【推荐1】如图,在
中,
,观察图中尺规作图的痕迹,若
,则
的长为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4ed024419a8396157830a496941c04b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b515965c22d2950b592c096c6e3bdfd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/15/d2b1aabb-d782-4be1-9488-4eb452909b5d.png?resizew=128)
您最近一年使用:0次
填空题
|
适中
(0.65)
【推荐2】如图,在
中,
的垂直平分线
交
于点D,交
于点E,连接
,若
,则
的长是______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0d128586e27383f67bcdb641995d7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/432cce1481829c4dfe2bd557f6e9aa4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/25/337b1b66-6142-426f-820d-8bf26cf941e6.png?resizew=168)
您最近一年使用:0次
填空题
|
适中
(0.65)
【推荐1】如果等腰三角形的两个角的比是2∶5,那么底角的度数为____ .
您最近一年使用:0次
填空题
|
适中
(0.65)
【推荐2】已知等腰三角形的腰长为10,一腰上的高与另一腰的夹角为
,则该等腰三角形的顶角的度数是_________ ,其面积为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be6a6301878fed2a01413020b27310a5.png)
您最近一年使用:0次