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地球－分區著色
Author:
黃俊翔
GeoGebra
New Resources
異分母分數減法
兩位數除以一位數（二）
sanjiaohanshu
找出對稱軸
第八周作业
Discover Resources
量筒
線性組合面積
正方形與圓中點軌跡(1060724)
橢圓3-平行四邊形法
線的面化
Discover Topics
Constructions
Symmetry
Coordinates
Similarity Transformation or Similarity
Solids or 3D Shapes