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Author:
呂麗珠
GeoGebra
New Resources
第八周作业
兩位數除以一位數（二）
異分母分數減法
算柱 (兩位數)
画直线等分三角形的面积
Discover Resources
Ambiguous Cylinder illusion
Testing
二次函數應用問題
X and Y.
函數
Discover Topics
Definite Integral
Subtraction
Coordinates
Probability
Square