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Copy of 周界
Author:
kristinaliu1357
,
spkwan
GeoGebra
modified by spkwan, uploaded 16 October 2011
GeoGebra
New Resources
三位數除以一位數(二)
異分母分數減法
錐體建築師
三位數除以一位數(一)
找出對稱軸
Discover Resources
正方形與正三角形
Quiz on Mixed Arithmetic Operations of Positive Integers 正整數四則混合運算:測驗
二次函數圖形與兩軸的交點
directed number_the age of father and son
包絡橢圓
Discover Topics
Intersection
Line Segment
Congruence
Pythagoras or Pythagorean Theorem
Circle