如图,已知![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
均是等边三角形,点B、C、E在同一条直线上,
与
交于点G,
与
交于点F,连接
,则下列结论:①
;②
;③
;④
是等边三角形,其中正确结论有_____ (填序号).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be4fd11f6559ad40abdb25678e4b0c67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c63e36329f5e0979f5ee776ac5d06327.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7e6363330b33ca9feda927e6ffd3088.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f28d5f302d6614b5c74031c4d22120d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7c00a6ae62c437244f9ea9107042725.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/857e774989e5b67df5929d0f0634618e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/11/3a962ac1-a086-4027-b98f-23685e041802.png?resizew=141)
更新时间:2024-01-11 19:56:52
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【推荐1】如图,点E为正方形ABCD外一点,且
,连接AE,交BD于点F.若
,则∠DCF的度数为_______ .
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【推荐2】如图,在矩形
中,
,
点E在边
上,点F在边
上,且
,连接
,
,则
的最小值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
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【推荐1】如图,过边长为a的等边
的边
上一点P,作
于E,Q为
延长线上一点,当
时,连
交
边于D,则
的长为_______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/11/0c8cd493-13ee-4dfe-a772-beff0109cec5.png?resizew=144)
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【推荐2】矩形ABCD的对角线AC、BD相交于点O,AB=4cm,∠AOB=60º,则这个矩形的对角线的长是__ cm
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