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quiz 9.1 2(d)
Author:
lamanleung
GeoGebra
New Resources
球體建築師
兩位數加法
画直线等分三角形的面积
異分母分數減法
兩位數除以一位數（一）
Discover Resources
豆奶
任務4
正弦與餘弦值的大小關係
MFS: Rebound 4
線的面化
Discover Topics
Triangles
Incircle or Inscribed Circle
Upper and Lower Sum or Riemann Sum
Mathematics
Linear Programming or Linear Optimization