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題 6
Author:
GeoGebra Institute of Hong Kong
Topic:
Area
,
Polygons
計算下圖的面積。
GeoGebra
New Resources
四邊形的特性
GeoGebra笔记功能体验课件
三位數除以一位數（一）
兩位數除以一位數（一）
柱體建築師
Discover Resources
數學作圖
Addition and Subtraction of Directed Numbers (1) 有向數加減(1)
題五
三角形
ㄩㄢ
Discover Topics
Limits
Expected Value
Orthocenter
Calculus
Cosine