摘要: 如图.△ABC和△DEF是两个形状大小完全相同的等腰直角三角形.∠B=∠DEF=90°.点B.C.E.F在同一直线上.现从点C.E重合的位置出发.让△ABC在直线EF上向右作匀速运动.而△DEF的位置不动.设两个三角形重合部分的面积为.运动的距离为.下面表示与的函数关系式的图象大致是----------( )
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如图,△ABC和△DEF是两个形状大小完全相同的等腰直角三角形,∠ACB=∠DFE=90°,点C落在DE的中点处,且AB的中点M与C、F三点共线,现在让△ABC在直线MF上向右作匀速移动,而△DEF不动,设两个三角形重合部分的面积为y,向右水平移动的距离为x,则y与x的函数关系的图象大致是( )
![](http://thumb.zyjl.cn/pic6/res/czsx/web/STSource/20131101190745953531906/SYS201311011907459535319011_ST/images0.png)
A.![](http://thumb.zyjl.cn/pic6/res/czsx/web/STSource/20131101190745953531906/SYS201311011907459535319011_ST/images1.png)
B.![](http://thumb.zyjl.cn/pic6/res/czsx/web/STSource/20131101190745953531906/SYS201311011907459535319011_ST/images2.png)
C.![](http://thumb.zyjl.cn/pic6/res/czsx/web/STSource/20131101190745953531906/SYS201311011907459535319011_ST/images3.png)
D.![](http://thumb.zyjl.cn/pic6/res/czsx/web/STSource/20131101190745953531906/SYS201311011907459535319011_ST/images4.png)
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![](http://thumb.zyjl.cn/pic6/res/czsx/web/STSource/20131101190745953531906/SYS201311011907459535319011_ST/images0.png)
A.
![](http://thumb.zyjl.cn/pic6/res/czsx/web/STSource/20131101190745953531906/SYS201311011907459535319011_ST/images1.png)
B.
![](http://thumb.zyjl.cn/pic6/res/czsx/web/STSource/20131101190745953531906/SYS201311011907459535319011_ST/images2.png)
C.
![](http://thumb.zyjl.cn/pic6/res/czsx/web/STSource/20131101190745953531906/SYS201311011907459535319011_ST/images3.png)
D.
![](http://thumb.zyjl.cn/pic6/res/czsx/web/STSource/20131101190745953531906/SYS201311011907459535319011_ST/images4.png)
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如图,△ABC和△DEF是两个形状大小完全相同的等腰直角三角形,∠ACB=∠DFE=90°,点C落在DE的中点处,且AB的中点M与C、F三点共线,现在让△ABC在直线MF上向右作匀速移动,而△DEF不动,设两个三角形重合部分的面积为y,向右水平移动的距离为x,则y与x的函数关系的图象大致是( )
![](http://thumb.zyjl.cn/pic6/res/czsx/web/STSource/20131022163248755195002/SYS201310221632487551950011_ST/images0.png)
A.![](http://thumb.zyjl.cn/pic6/res/czsx/web/STSource/20131022163248755195002/SYS201310221632487551950011_ST/images1.png)
B.![](http://thumb.zyjl.cn/pic6/res/czsx/web/STSource/20131022163248755195002/SYS201310221632487551950011_ST/images2.png)
C.![](http://thumb.zyjl.cn/pic6/res/czsx/web/STSource/20131022163248755195002/SYS201310221632487551950011_ST/images3.png)
D.![](http://thumb.zyjl.cn/pic6/res/czsx/web/STSource/20131022163248755195002/SYS201310221632487551950011_ST/images4.png)
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![](http://thumb.zyjl.cn/pic6/res/czsx/web/STSource/20131022163248755195002/SYS201310221632487551950011_ST/images0.png)
A.
![](http://thumb.zyjl.cn/pic6/res/czsx/web/STSource/20131022163248755195002/SYS201310221632487551950011_ST/images1.png)
B.
![](http://thumb.zyjl.cn/pic6/res/czsx/web/STSource/20131022163248755195002/SYS201310221632487551950011_ST/images2.png)
C.
![](http://thumb.zyjl.cn/pic6/res/czsx/web/STSource/20131022163248755195002/SYS201310221632487551950011_ST/images3.png)
D.
![](http://thumb.zyjl.cn/pic6/res/czsx/web/STSource/20131022163248755195002/SYS201310221632487551950011_ST/images4.png)
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