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衝阿阿阿阿阿阿阿阿阿阿
Author:
侯孟宏
GeoGebra
New Resources
三位數除以一位數（二）
拼砌四邊形
判斷球體
畫出對稱圖形
兩位數除以一位數（一）
Discover Resources
七巧板（tangram）
Copy of 茵01
Problem1:(md+me+mf)/(ad+be+cf)=a
Binary Clock 二进制时钟
任意凸多边形的滚动
Discover Topics
Differential Calculus
Vectors 2D (Two-Dimensional)
Numbers
Kite
Arithmetic Operations