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TB-CJH-OVER.
Author:
Hyacinth Wang
GeoGebra
New Resources
兩組對邊相等和有直角的四邊形
四邊形的特性
找出對稱軸
兩位數除以一位數（一）
柱體建築師
Discover Resources
商高定理\水2
三菱鏡分光 紅光與藍光的角度關係
it's for fun
數線(小數的認識)
文創花燈
Discover Topics
Correlation
Vectors
General Quadrilateral
Perimeter
Addition