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特殊線.ggb
Author:
cyrus
GeoGebra
New Resources
兩位數加法
三位數除以一位數（二）
找出對稱軸
畫出對稱圖形
兩組對邊相等和有直角的四邊形
Discover Resources
把三角形分類
abcd
X^3 vs 3^X
二次函數：係數與圖形的變化
Interest（利息）
Discover Topics
Confidence Interval
Matrices
Cube
Set Theory
Definite Integral