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Question 2
Author:
Shum Kwok Ching
,
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
畫出對稱圖形
小数 的副本
三位數除以一位數（二）
拼砌四邊形
錐體建築師
Discover Resources
等分例子
相同圖形的拼砌（有兩組平行線的四邊形）
Rolling Star
橢圓的定義
面積
Discover Topics
General Quadrilateral
Equilateral Triangles
Tangent Function
Logarithm
Line Segment