黑小虎传奇第一话:手工+数学(其实就是数学)

来源:百度文库 编辑:高校问答 时间:2024/05/04 07:40:51
手工课上,老师发给同学们一些等腰梯形的纸片,其上底和腰长都是A,下底的长是2A,要求将它剪成形状大小完全一样的四块,你知道怎样折吗?????

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我会,但不会画图