如图,
中,
,
,
,点P为
上一个动点,以
为邻边构造平行四边形
,连接
,则
的最小值为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/4/4d6c42f7-8564-44af-916b-e58e10e11dd6.png?resizew=153)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed10df4140819d5451773a45de66201b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8a7b5adfcac0f46a4cd19da4ebb4a2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07160f14b3b453bebb64cb2bf96dc85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3770e82cc3582dcb63d719abb627359.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/108b32f73cc6d455480d74a40e9549e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/4/4d6c42f7-8564-44af-916b-e58e10e11dd6.png?resizew=153)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2024-04-04 19:33:09
|
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【推荐1】如图,在
ABC中,AB=6,AC=8,BC=10,P为边BC上一动点,PEAB于点E,PFAC于点F,M为EF的中点,则AM的最小值为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/30/a00d46ef-5aa5-42b9-87b6-d21ba5d71b68.png?resizew=182)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eff35e4e3cdc188643c46265591575c6.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/30/a00d46ef-5aa5-42b9-87b6-d21ba5d71b68.png?resizew=182)
A.3 | B.2.4 | C.2.5 | D.2 |
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【推荐2】下列图形(图1和图2)不添加辅助线便可验证
的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd593be39561ca8e9e4f423fe214bb69.png)
A.只有甲图 | B.只有乙图 |
C.甲、乙两图都可以 | D.甲、乙两图都不可以 |
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【推荐1】如图,在菱形
中,
,
,以B为圆心,
为半径画弧,交
于点E,过点E作
交
于点F,则阴影部分的面积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/305a88d4e0249bd16d48eda01331d2d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e075468e7fb0bf30229aec01a7205977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b25eff69a4a0dc7a7ab183843303d333.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
【推荐2】如图,矩形ABCD中,
,
,若在AC,AB上各取一点M,N,使
的值最小,求这个最小值( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/29/832dc384-d20e-433d-9c34-02f6548d448d.png?resizew=176)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2c15801fee2405573677484f5dcfa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f8eeeea1c9652cacce976f8129cf520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e95e98288acdd662de9a3dae1fcf0368.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/29/832dc384-d20e-433d-9c34-02f6548d448d.png?resizew=176)
A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐1】如图,在平行四边形ABCD中,DE平分∠ADC交BC边于点E,已知BE=4cm,AB=6cm,则AD的长度是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/5/2e1fea2d-009e-45ab-8d86-b080909e6516.png?resizew=178)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/5/2e1fea2d-009e-45ab-8d86-b080909e6516.png?resizew=178)
A.4cm | B.6cm | C.8cm | D.10cm |
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【推荐2】在平面直角坐标系中,平行四边形ABCD的坐标分别为A(-1,0)、B(0,2)、C(3,2)、D(2,0),点P是AD边上的一个动点,若点A关于BP的对称点为
,则
C的最小值为( )
![](https://img.xkw.com/dksih/QBM/2019/4/25/2189803792744448/2190984991195136/STEM/4b9c02582fee4d03b58140aba64d8b5a.png?resizew=181)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7c314398e26ffc7164b82946eeb4273.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7c314398e26ffc7164b82946eeb4273.png)
![](https://img.xkw.com/dksih/QBM/2019/4/25/2189803792744448/2190984991195136/STEM/4b9c02582fee4d03b58140aba64d8b5a.png?resizew=181)
A.![]() | B.![]() | C.![]() | D.1 |
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【推荐1】如图,
中,分别以点B,D为圆心,大于
的长为半径画弧,两弧交于点M,N,直线
分别交
,
于点E,F,连接
、
,若
,
,
,则线段
的长是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5138a9f70d5e8b0580e30fef6eb7baef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c81613520ab5a478f0b2616a9bcb79d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9eee296a7d9fba487f1485c61580196f.png)
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A.![]() | B.![]() ![]() | C.3 | D.![]() |
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【推荐2】如图,正方形
中,E是
上一点,将
沿
翻折得
,点A的对应点是点F,直线
与
交于点H,与
的平分线交于点G,连接
,下列说法:①
;②
;③
的外心是定点;④若正方形边长为2,E为
的中点,则点C到直线
的距离为1.其中正确的个数是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/30/990cb7bd-4c80-4dd6-861c-de5fcac6a483.png?resizew=163)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63b43490ca09467a4c8cd8cfe91c94e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f34868b311f1082fb003dec7f07cdfd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06e322e0c87479bba874db9ae9ba36b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ce3e9bf90869ad5a58736961890f532.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bc727c642cbc2181476b7dd8eca471e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77a7e4a6765ce78b05ee97764771e01f.png)
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A.1 | B.2 | C.3 | D.4 |
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