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圓錐節痕
Author:
Peter
GeoGebra
New Resources
異分母分數減法
三位數除以一位數（二）
找出對稱軸
【案例】圆柱体内放置一个大球六个小球
兩位數加法
Discover Resources
p04 fixed distance from a line
MFS: Rebound 2
三年級除法(一)：一位數除兩位數
冰淇淋
P.1 加法結合性質（新課程）
Discover Topics
Interest Calculation
Polygons
Matrices
Terms
Natural Numbers