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Sine Formula 正弦公式
Author:
Alex CHIK
GeoGebra
gMath 互動數學教室
http://www.geogebra.hk
New Resources
球體建築師
錐體建築師
異分母分數減法
兩組對邊相等的四邊形
畫出對稱圖形
Discover Resources
計算在區域內部的圖形總數
廣義角的代換(180度加減角度)
p11-11
美麗的地球
根據百分率找數量（一）: 例2的副本
Discover Topics
Perimeter
Quadratic Equations
Arithmetic
Scalene Triangles
Division