如图,已知菱形
的边长为6,点
是对角线
上的一动点,且
,则
的最小值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e918b70b02a73685e3c536c7f380e2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bc679e3f4a9ad538a39ca4ab316d457.png)
A.![]() | B.![]() | C.![]() | D.![]() |
22-23八年级下·江苏苏州·期中 查看更多[13]
江苏省苏州市苏州工业园区景城学校2022-2023学年八年级下学期期中数学试题江苏省苏州市张家港市梁丰初级中学2022-2023学年八年级下学期3月月考数学试题广东省深圳市南山区学府中学2022-2023学年九年级下学期开学考试数学试题江苏省苏州市苏州大学实验学校2023-2024学年八年级下学期3月月考数学试题江苏省淮安市涟水县东胡集中学2023-2024学年八年级下学期3月月考复习数学试题江苏省宿迁市宿豫区宿豫区昆仑山路学校2023-2024学年八年级下学期4月月考数学试题江苏省苏州市苏州工业园区苏州工业园区星港学校2023-2024学年八年级下学期3月月考数学试题(已下线)第09讲 专题4 平行四边形(特殊的平行四边形)中的最值问题-【帮课堂】2023-2024学年八年级数学下册同步学与练(人教版)河北省沧州市 东光县三校2023-2024学年八年级下学期期中数学试题(已下线)期末各名校真题复习(压轴必刷48题15考点)-2023-2024学年八年级数学下学期期中期末考点归纳满分攻略讲练(人教版)(已下线)安徽省八年级期末真题必刷易错60题(33个考点专练)-2023-2024学年八年级数学下学期考试满分全攻略高频考点+重难点讲练与测试(沪科版)(已下线)期中各名校真题-压轴必刷题-2023-2024学年八年级数学下学期期中期末考点归纳满分攻略讲练(人教版)2024年湖南省娄底市娄星区中考二模数学试题
更新时间:2023-04-11 10:08:42
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【推荐1】如图,在边长为6的等边三角形
的三边上分别取点
,
,
,使得
,连接
,
,
,若
于点
,则
的周长为( )
![](https://img.xkw.com/dksih/QBM/2023/1/27/3162015774064640/3162683413200896/STEM/c0e803e3993945f2b869780a497b4e12.png?resizew=147)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
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A.![]() | B.![]() | C.6 | D.12 |
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【推荐2】如图,在平行四边形
中,将
沿
折叠后,点
恰好落在
的延长线上的点
处.若
,
,则
的周长为( )
![](https://img.xkw.com/dksih/QBM/2021/6/29/2753691248271360/2761791876874240/STEM/471ec500-81f3-4301-a37a-117dcecf724d.png)
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A.![]() | B.![]() |
C.![]() | D.![]() |
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【推荐1】已知等边三角形一边上的高为2
,则它的边长为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
A.2 | B.3 | C.4 | D.4![]() |
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【推荐2】如图,
的弦
垂直平分半径
,若弦
,则
的半径为( )
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【推荐1】如图,在菱形
中,
,点
为对角线
、
的交点,点
为
的中点,点
为
上一动点,若
,则
的最小值为( )
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【推荐2】如图,在菱形
中,点F是
的中点,以B为圆心、
为半径作弧
,交
于点G,连接
、
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,
,则阴影部分的面积为( )
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【推荐1】如图,点Р是边长为2的菱形ABCD对角线AC上的一个动点,点M,N分别是AB,BC边上的中点,
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【推荐2】如图,正方形ABCD边长为10,点M在对角线AC上运动,N为DC上一点,DN=2,则DM+ MN长的最小值为( )
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