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題 4
Author:
GeoGebra Institute of Hong Kong
Topic:
Area
,
Polygons
計算下圖的面積。
GeoGebra
New Resources
拼砌四邊形
小数 的副本
GeoGebra笔记功能体验课件
三位數除以一位數（二）
兩位數加法
Discover Resources
亂數取值 by java
平移
圖D
認識時鐘
Copy of 七巧板
Discover Topics
Parametric Curves
Secant Line or Secant
Pyramid
Fractions
Prism