如图①,动点
从矩形
的顶点
出发,在边
、
上沿
的方向,以
的速度匀速运动到点
,
的面积
(单位:
)随运动时间
(单位:
)变化的函数图象如图②所示,则
的值是( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfd66776565f049eb453c14fcaf79234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5631e6ec24d3d67bf4592313b6b3f4f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9524e3810e06dc781285f1289e75d653.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e31351d7b971bda5c97c662fc71103a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d65502a7ea4d1ce6d6d8c720845c73e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.2 | B.3 | C.4 | D.6 |
更新时间:2023-12-29 14:53:03
|
相似题推荐
单选题
|
较易
(0.85)
【推荐1】如图①在长方形
中,动点P从点B出发,沿
方向匀速运动至点A停止,已知点P的运动速度为
,设点P的运动时间为
,
的面积为
,若y关于t的函数图像如图②所示,则长方形
的面积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/720d70bad89f9fcb56a398da0f08bfbd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4e5acdedbab4bba6a4f5defc72c70b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fdb56d95983c513b5cd0d27cc650f55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/703b40a6293ed9e33001e2919379b168.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3700fa1d3b850bf90901932388871b02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
A.108cm2 | B.54cm2 | C.48cm2 | D.36cm2 |
您最近一年使用:0次
单选题
|
较易
(0.85)
【推荐2】如图,正方形
的边长为4,点P从A开始,在正方形的边上,沿
的路径匀速移动,设P点经过的路径长为x,
的面积是y,则下列图象能大致反映y与x之间变化关系的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3af647950333924d49a7bd0e9ce901b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3da7bcea5a45eeae211f5851f12a7517.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次