1 . 如图,在矩形ABCD中,AB=4,BC=2,点E为对角线DB的中点,P为线段AD上一动点,则
EPB的周长最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4cba95fc7d4853a243f8e3fb20ce70.png)
![](https://img.xkw.com/dksih/QBM/2021/7/7/2758956238700544/2819121558405120/STEM/2309c472-563b-4bdd-8bfc-1f947babfd9e.png)
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2 . 如图,菱形ABCD的边长为2,且∠DAB=60°,E是BC的中点,P为BD上一点且△PCE的周长最小,则△PCE的周长的最小值为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/1/7d95b800-f226-4905-a168-abc7e9b6f0e7.png?resizew=179)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/1/7d95b800-f226-4905-a168-abc7e9b6f0e7.png?resizew=179)
A.![]() | B.![]() | C.![]() | D.![]() |
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2021-09-28更新
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413次组卷
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4卷引用:安徽省安庆市怀宁县2020-2021学年八年级下学期期末数学试题
安徽省安庆市怀宁县2020-2021学年八年级下学期期末数学试题(已下线)安徽省2021年中考数学真题变式汇编2(已下线)专题08 菱形中的最值-【微专题】2022-2023学年八年级数学下册常考点微专题提分精练(苏科版)第六章 特殊平行四边形 1 菱形的性质与判定鲁教版八年级下册课前预习
3 . 如图,在正方形
中,点
为边
的中点,点
为对角线
上一点,若
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1172ff1d1010a9a76e1482b0b86b201d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/5/310accb9-1195-4d57-8b92-984265528ea3.png?resizew=149)
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4 . 如图,在矩形
中,
,
,
为
边上的一动点,
、
为
边上的两个动点,且满足
,则线段
长度的最小值为________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ced06b71073e1bb777f326f06016ce17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d783fe7f3ce673d5d21281174e7a7968.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e116c1e68c2666a7c25d9d1aae485b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://img.xkw.com/dksih/QBM/2021/9/9/2804608436617216/2810925446168576/STEM/721514f2-4ab4-48f3-8f1c-fd102ae5cad1.png?resizew=270)
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5 . 如图,CD是直线x=1上长度固定为1的一条动线段.已知A(﹣1,0),B(0,4),则四边形ABCD周长的最小值为 _________________ .
![](https://img.xkw.com/dksih/QBM/2021/9/15/2808396786941952/2810005535563776/STEM/3714e95e-4d9b-405a-9915-b40e8d834339.png?resizew=155)
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2021-09-17更新
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553次组卷
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7卷引用:广东省深圳市福田区莲花中学2020-2021学年八年级下学期期中数学试题
广东省深圳市福田区莲花中学2020-2021学年八年级下学期期中数学试题(已下线)专题2.2 最值模型之将军饮马 专项讲练-2022-2023学年八年级数学上册重难题型全归纳及技巧提升专项精练(浙教版)(已下线)专题2.2 最值模型之将军饮马 专项讲练-2022-2023学年八年级数学上册重难题型全归纳及技巧提升专项精练(苏科版)(已下线)专题06 平行四边形中的最值-【微专题】2022-2023学年八年级数学下册常考点微专题提分精练(苏科版)广东省深圳市龙华区潜龙学校2021-2022学年八年级下学期第一次月考数学试卷(已下线)难点特训(五)选填压轴50道-【微专题】2022-2023学年八年级数学下册常考点微专题提分精练(北师大版)(已下线)广东省深圳市深圳中学2023-2024学年八年级上学期期中数学试题
名校
6 . 如图,正方形
与矩形
在直线
的同侧,边
,
在直线
上,且
,
,
.保持正方形
不动,将矩形
沿直线
左右移动,连接
,
,则
的最小值为______
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/611f100dcfa7803db6eb233e2e7f2dab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/589786dd7c3a2679c3230b671cd232d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bff10ef1a3022296cbc5a722f8540b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c08d18001b5713578c59c0cea73700a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14bfa36a19ec8b47c1f40cc1242a0639.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/611f100dcfa7803db6eb233e2e7f2dab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274cf35acb4a1748d15c39d15a9bea7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abf80148409afb32ced0b4f59f1ba709.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50fa13870aed5ad5335a8d1a596dad9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9efa9fbcfb9595e2f031aa691db4564b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/13/621bbccb-053d-4734-add8-64158bd401b9.png?resizew=217)
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7 . 如图,菱形
的边长等于4,
,
为
中点,
为对角线
上任意一点,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5b8b98b2f83279a49e94d9f48c5e6f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2d37b2e72a26d1f6a2beaa8319fc9c2.png)
![](https://img.xkw.com/dksih/QBM/2021/9/9/2804600395317248/2805875008036864/STEM/3088c2c64154477db0efc575710426a3.png?resizew=265)
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8 . 如图,O为矩形ABCD对角线AC,BD的交点,AB=6,M,N是直线BC上的动点,且MN=2,则OM+ON的最小值是___ .
![](https://img.xkw.com/dksih/QBM/2021/9/9/2804599638106112/2805121316847616/STEM/0d093b66b88e4dcc8e4ab43e6913f4d1.png?resizew=176)
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2021-09-10更新
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553次组卷
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7卷引用:天津市和平区双菱中学2020-2021学年八年级下学期期中数学试题
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9 . 图,矩形ABCD中,BC=4,AB=3,点E为CD边上一动点(不与C、D重合),以CE为边向外作矩形CEFG,且CG=
CE,连接BF,点O是线段BF的中点,连接OE,则OE的最小值为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d599cb4a589f90b0205f24c2e1fa021e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/4/5d1ceec6-7e88-4bb8-933d-c30b1e8f2017.png?resizew=232)
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2021-09-10更新
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518次组卷
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4卷引用:辽宁省沈阳市第四十三中学2020-2021学年九年级下学期3月月考数学试题
辽宁省沈阳市第四十三中学2020-2021学年九年级下学期3月月考数学试题(已下线)专题2.20 二次函数的图像与性质知识点分类专项训练(巩固篇)(专项练习2)-2021-2022学年九年级数学下册基础知识专项讲练(北师大版)(已下线)第02讲 二次函数的图象与性质(3大考点8种解题方法)-2022-2023学年九年级数学考试满分全攻略(人教版)(已下线)专题07 矩形中的最值-【微专题】2022-2023学年八年级数学下册常考点微专题提分精练(苏科版)
10 . 如图,正方形ABCD的边长为4cm,点E是边AD的中点,P为对角线BD上一动点,则
的最小值为( )
![](https://img.xkw.com/dksih/QBM/2021/7/16/2765517348216832/2801772573736960/STEM/aba4f994-bde0-4971-9340-0d58ddf96935.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2062f2e8478e9f53bfeae4a69b45f7b6.png)
![](https://img.xkw.com/dksih/QBM/2021/7/16/2765517348216832/2801772573736960/STEM/aba4f994-bde0-4971-9340-0d58ddf96935.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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