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ie 2
Author:
LAM YU SANG
GeoGebra
New Resources
拼砌四邊形
兩位數除以一位數（一）
第八周作业
異分母分數減法
判斷球體
Discover Resources
Addition and Subtraction of Directed Numbers (2) 有向數加減(2)
軌跡,摺紙,滾動,實驗觀察,曲線
複合形體的表面積(凸形)
座標變換_數線
reflectional symmetry_3
圓內接四邊形任務二
Discover Topics
Integers
Vectors 2D (Two-Dimensional)
Binomial Distribution
Optimization Problems
Rhombus