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如图,将正方形对折后展开(图④是连续两次对折后再展开),再按图示方法折叠,能够得...
如图,将正方形对折后展开(图④是连续两次对折后再展开),再按图示方法折叠,能够得到一个直角三角形,且它的一条直角边等于斜边的一半.这样的图形有( )
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101190959394731656/SYS201311011909593947316010_ST/images0.png)
A.4个
B.3个
C.2个
D.1个
考点分析:
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