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Author:
Journal / Book Title:
Year:
Volume:
Issue:
yan jian bu yi ding wei shi
Author(s):
DING Xueming
Pages:
80
-
81
Year:
2009
Issue:
Z2
Journal:
School Journal of Mathematics
Keyword:
两个问题
;
几何图形
;
正方形
;
拼接
;
单位面积
;
长方形
;
成图
;
直角三角形
;
计算
;
对角线
;
Abstract:
<正>俗话说:耳听为虚,眼见为实。那么先让大家看看下面两个问题吧,验证一下你的眼睛看到的东西是否为实。第一个问题,如果将图1中的四块几何图形裁剪开后重新拼接成
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