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配方法 Completing the Square
Author:
Alex CHIK
GeoGebra
gMath 互動數學教室
http://www.geogebra.hk
New Resources
畫出對稱圖形
兩位數加法
拼砌四邊形
錐體建築師
異分母分數減法
Discover Resources
proof51 柯承志
圖形周界_H
congruent (SS)
Copy of 劉徽的「割圓術」
gjc090c23 圓內三角形與角度
Discover Topics
Sine
Vectors 3D (Three-Dimensional)
Parallelogram
Pyramid
Hyperbola