题型:单选题
难度:0.65
引用次数:822
题号:17978863
如图,在菱形
中,E,F分别是边
,
上的动点,连接
,
,G,H分别为
,
的中点,连接
.若
,
,则
的最小值为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/31/837739a9-b8f7-4f8a-8368-91432f450ee3.png?resizew=226)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e42887d9bf31c1dd99f13c39e63c9ab9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7099026716ee1821dd7d9f157dc055f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ffc2817fa590affb5a760a25dc65308.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e42887d9bf31c1dd99f13c39e63c9ab9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/31/837739a9-b8f7-4f8a-8368-91432f450ee3.png?resizew=226)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2023-01-29 09:49:00
|
相似题推荐
单选题
|
适中
(0.65)
名校
【推荐1】如图,在菱形
中,
,
于点E,交对角线
于点P,过点P作
于点F.若
的周长为4.则菱形
的周长为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c4cb73e9d976cbfe9c590044fa69dd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bffd657e48b15b9b54a55817e2c26b22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/544204617f1eb4e26a082a72d27d0bde.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95558cdc4ce1e6d9462d2e91c070655f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/9/0a39c36d-7bd6-4e4c-8ed5-81c0d050dfa8.png?resizew=271)
A.8 | B.![]() | C.16 | D.![]() |
您最近一年使用:0次
单选题
|
适中
(0.65)
【推荐2】如图,点
在等腰直角
的斜边
上,
是以
为斜边的等腰直角三角形,若
,
,则
的值等于( )
![](https://img.xkw.com/dksih/QBM/2021/7/7/2759308679766016/2794780752117760/STEM/96da85cd-1cea-415f-b9a0-bf8726bce1c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d631f45bc652539853f236952afa5bbf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09d27bd71d79cb19eb554175e4ef0867.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d1e7f5a2a4b85244fe9dc569009cf9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://img.xkw.com/dksih/QBM/2021/7/7/2759308679766016/2794780752117760/STEM/96da85cd-1cea-415f-b9a0-bf8726bce1c0.png)
A.4 | B.![]() | C.![]() | D.20 |
您最近一年使用:0次
单选题
|
适中
(0.65)
真题
【推荐1】如图,C是以AB为直径的半圆O上一点,连结AC,BC,分别以AC,BC为边向外作正方形ACDE与BCFG,点M,N,P,Q分别是DE,FG,弧AC,弧BC的中点.若MP+NQ=14,AC+BC=18,则AB的长是( )
A.![]() | B.![]() | C.13 | D.16 |
您最近一年使用:0次
单选题
|
适中
(0.65)
【推荐2】如图,在
中,
,
,
,点E为AC边上的中点,连接BE交CD于点F.若
,则BF的长为( ).
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/20/fc1404b6-d84d-4de8-bb73-c888d43dadc0.png?resizew=193)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f8f88798ec42a58dccd212586382b23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed10df4140819d5451773a45de66201b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b10134e7a46e6f6f7cb9d5e2371727d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b757f0c42ae5c9a2d6a4b19e5877b27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4fc2d383876afe5be1103352571805b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/20/fc1404b6-d84d-4de8-bb73-c888d43dadc0.png?resizew=193)
A.![]() | B.4 | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
适中
(0.65)
名校
解题方法
【推荐1】如图,点M是菱形ABCD的边BC的中点,P为对角线BD上的动点,若AB=2,∠A=120°,则PM+PC的最小值为( )
A.2 | B.![]() | C.![]() | D.1 |
您最近一年使用:0次
单选题
|
适中
(0.65)
名校
【推荐2】若菱形的周长为
,高为2,则菱形两邻角的度数比为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/453ea8f3a2b85526b54bf453871c3820.png)
A.6:1 | B.5:1 | C.4:1 | D.3:1 |
您最近一年使用:0次
单选题
|
适中
(0.65)
【推荐1】如图,正方形
的边长为4,
点是
上一点,
是
上一点,
是
上一动点,且
,
,则
的最小值是( )
![](https://img.xkw.com/dksih/QBM/2020/5/12/2461196965797888/2462491786756096/STEM/72b74e0634d24d6a9aa8b13bd454b8a2.png?resizew=129)
![](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/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.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/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adc90c2d45477e166b02359525f40aa6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbc39144b305c67d44410d41053a1d28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bce17597a7a6a83cd4287d424db6b56.png)
![](https://img.xkw.com/dksih/QBM/2020/5/12/2461196965797888/2462491786756096/STEM/72b74e0634d24d6a9aa8b13bd454b8a2.png?resizew=129)
A.4 | B.![]() | C.5 | D.![]() |
您最近一年使用:0次
单选题
|
适中
(0.65)
【推荐2】如图,正方形
的对角线
,
相交于点
,点
是
上任意一点,
于点
,
于点
,若
,则
的长的最小值为( )
![](https://img.xkw.com/dksih/QBM/2022/7/6/3016668435152896/3023626523058176/STEM/4d699ac5b7964786bea7cbfdda313fc0.png?resizew=122)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.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/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d31767eb718a0327eca546fe6a189cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ca0940f5c21431c089d4f7a221df43c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c14a66ed4bd66df65bc42c4ac1ed15c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://img.xkw.com/dksih/QBM/2022/7/6/3016668435152896/3023626523058176/STEM/4d699ac5b7964786bea7cbfdda313fc0.png?resizew=122)
A.2 | B.1 | C.![]() | D.![]() |
您最近一年使用:0次