如图,在边长为2的菱形ABCD中,
,M是
的中点,连接
,
,且
,则
的长是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e3f5dc11efe60b4fd9a13b1d6b83842.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15a424b50eaeafa6f302ffd95476cb86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b46c607b3deac746c0ef3389ad8f65c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d45f1aeea2f3dc0e907afae5a0f2db61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/21/632fd9ee-82b5-431d-99d8-a9a5bbd6f6f8.png?resizew=145)
更新时间:2024-03-21 15:08:31
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【推荐1】如图,已知反比例函数
的图象经过点
,在该图象上找一点P,使
,则点P的坐标为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03517310ea1e913f709753592ac65ffd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6c09b41032e4722c412c2e2427500a0.png)
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【推荐2】如图,在
中,
,
的角平分线
,
相交于点P,过P作
交
的延长线于点F,交
于点H,则下列结论①
;②
;③
;④
;⑤
,正确的序号是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f76899b3a0bfbbdae7cb1148ad4bf018.png)
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【推荐1】如图所示,在扇形
中,
,半径
,点
位于弧
的
处且靠近点
的位置,点
、
分别在线段
、
上,
,
为
的中点,连接
,
.在
滑动过程中(
长度始终保持不变),当
取最小值时,阴影部分的周长为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274a77343ecde1c2665df291761b6563.png)
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【推荐2】如图,正方形
的边长为4,点E是
边上的动点,过点E作
交
于点F,点G在
上,且
,点M、N分别为
、
的中点,连接
,则
的最小值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/992a19339adac3a2f1aab1fbc11b1c68.png)
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【推荐1】已知直线
的解析式为
,菱形
,
,
,…按图所示的方式放置,顶点
,
,
,
,…均在直线
上,顶点
,
,
,…均在
轴上,则点
的坐标是____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4a0f302d7e4e3de5565b0d36d899096.png)
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【推荐2】如图,在菱形
中,
,
.E是对角线
上的一个动点(不与点B,D重合),连接
,以
为边作菱形
,其中,点G位于直线
的上方,且
,点P是
的中点,连接
,则线段
的最小值是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
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【推荐1】已知长方形
,
,
,点P为其所在平面内一点,
,
,则点A到
的距离等于________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2c15801fee2405573677484f5dcfa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f8eeeea1c9652cacce976f8129cf520.png)
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【推荐2】如图,在矩形ABCD中,E是CD边的中点,且BE⊥AC于点F,连接DF,则下列结论正确的是_____ .
①△ADC∽△CFB;②AD=DF;③
;④
=![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d266a04f3dc7483eddbc26c5e487db.png)
①△ADC∽△CFB;②AD=DF;③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d861b13e1481ef95905fd9c1d16cee9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/877504bf8a1b93612724280210256a17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d266a04f3dc7483eddbc26c5e487db.png)
![](https://img.xkw.com/dksih/QBM/2020/2/3/2390874836615168/2391594162946048/STEM/885d2d07ad2c424180371acadb46d6b0.png?resizew=141)
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