如图,在矩形
中,
,
,P为边
上一个动点,连接
,将
沿
所在直线折叠后,点A的对应点落在点
处,连接
,则当
取最小值时,
的值为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efc6e4b936d7a800e839a30c3839574d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65a3e478bb87d094e3a0af30dd10ae8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cdba1337ec85fa9722cb4b320a82ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a855335176fc36a15017f50a8561348.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cdba1337ec85fa9722cb4b320a82ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7c314398e26ffc7164b82946eeb4273.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8049be7e7cd824771471bfac2bf70ae9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8049be7e7cd824771471bfac2bf70ae9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d02f98b8401e174d613ac268311b419.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/24/0bb71638-109d-45b5-a773-f8637b02bf80.png?resizew=149)
23-24九年级上·陕西西安·期末 查看更多[2]
更新时间:2024-01-23 21:43:26
|
相似题推荐
填空题
|
适中
(0.65)
【推荐1】将矩形ABCD纸片按如图所示方式折叠,M、N分别为AB,CD的中点,若
,
,则折痕AE长为______ cm.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd97f069f3ab1b0d1566e3940cb6ced0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee3e91d1ea8b2c32d98f664cbd6f7bc0.png)
![](https://img.xkw.com/dksih/QBM/2018/8/21/2015334311395328/null/STEM/e124a801104b49368c1285431acd0cd0.png?resizew=189)
您最近一年使用:0次
填空题
|
适中
(0.65)
【推荐2】如图,在矩形
中,
,
,点E在边
上,且
.连接
,将
沿
折叠,若点B的对应点
落在矩形
的
边上,则m的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efc6e4b936d7a800e839a30c3839574d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e0c26071fa1ebab92b8e750fd50d828.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53d7b94b0a0f0828bac1e9d78b2b2fe3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e742966e3711cfa53dce04022acf4bcc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3953cec61ac602ce5eb59b7912352179.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/29/e4010fd0-a092-464b-85ee-0b260166f5f5.png?resizew=139)
您最近一年使用:0次
填空题
|
适中
(0.65)
【推荐1】如图,直线
交
轴于点A,交y轴于点B.以A为圆心,以AB为半径作弧交
轴于点A1;过点A1作
轴的垂线,交直线 AB于点B1,以A为圆心,以AB1为半径作弧交
轴于点 A2;…,如此作下去,则点
的坐标为___________ ;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62793dc186129aaa5c3cfad28fccebc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cc6e8be525e72af0076bbf0b7c1c4aa.png)
![](https://img.xkw.com/dksih/QBM/2020/11/14/2593037618585600/2599810339209216/STEM/183b6b01321644d980e2b69ad0887299.png?resizew=175)
您最近一年使用:0次
填空题
|
适中
(0.65)
【推荐2】如图,平面直角坐标系xOy中,M点的坐标为(3,0),⊙M的半径为2,过M点的直线与⊙M的交点分别为A,B,则△AOB的面积的最大值为_____ ,此时A,B两点所在直线与x轴的夹角等于_____ °.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/19/f4b5b0c1-0e95-443f-a277-dce9f11c2e71.png?resizew=266)
您最近一年使用:0次
填空题
|
适中
(0.65)
【推荐1】如图,正方形ABCD中,E是CD中点,FC=
BC,则tan∠EAF=________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d266a04f3dc7483eddbc26c5e487db.png)
![](https://img.xkw.com/dksih/QBM/2018/8/16/2011575550222336/2014506884718592/STEM/f717610c13544ebb82b88d39ea270478.png?resizew=106)
您最近一年使用:0次