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EXO
GeoGebra
New Resources
兩位數加法
算柱 (兩位數)
畫出對稱圖形
兩組對邊相等和有直角的四邊形
異分母分數減法
Discover Resources
線段與角度的裝飾
Quartiles and Box Plot (two data sets) 四分位數與框線圖（比較兩組數據）
正弦曲线sin(x)
四邊形的特性
用面積逼近圓周率的副本
Discover Topics
Natural Numbers
Inequalities
Congruence
Right Triangles
Vectors 2D (Two-Dimensional)