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P.8.20
Author:
Angela Lee
GeoGebra
New Resources
判斷球體
三位數除以一位數（二）
兩位數加法
GeoGebra笔记功能体验课件
拼砌四邊形
Discover Resources
PMC 2014-15 Q4
阿波羅圓
分數乘法3
GGB作業
三角函數圖形的副本
Discover Topics
Vectors 2D (Two-Dimensional)
Subtraction
Geometric Mean
Arithmetic Operations
Optimization Problems