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三角形的面積
Author:
maths_p5
,
Anthony OR 柯志明
GeoGebra
柯志明 香港 GeoGebra 學院
New Resources
找出對稱軸
異分母分數減法
兩位數除以一位數(二)
四邊形的特性
算柱 (兩位數)
Discover Resources
千變萬化的顏色
聖者即正義
足迹
國旗
滚动的石头
Discover Topics
Normal Distribution
Upper and Lower Sum or Riemann Sum
Addition
Real Numbers
Equilateral Triangles