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amoeba
Author:
Chenwei Chen
Topic:
Geometry
GeoGebra
New Resources
兩位數加法
兩位數除以一位數（一）
找出對稱軸
畫出對稱圖形
錐體建築師
Discover Resources
rotational symmetry_3
餘弦公式_1
卡瓦列里原理
第六次:20190412
勾股定理
Discover Topics
Conditional Probability
Means
Logic
Unit Circle
Division