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基本作圖2
Author:
shan chun
GeoGebra
New Resources
兩位數加法
四邉形 (四年級) 教師版
拼砌四邊形
三位數除以一位數（二）
三位數除以一位數（一）
Discover Resources
老皮
六面體與八面體轉換
橢圓包絡線1060406
碎形
滚动系列
Discover Topics
Symmetry
Pie Chart or Circle Chart
Set Theory
Congruence
Pythagoras or Pythagorean Theorem