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Measuring areas by placing different shapes
Author:
Shum Kwok Ching
,
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
找出對稱軸
拼砌四邊形
四邊形的特性
三位數除以一位數（二）
算柱 (兩位數)
Discover Resources
變色孔雀
拋物線規
冪函數
軌跡方程式-垂直切線
題一
Discover Topics
Matrices
Equilateral Triangles
Normal Distribution
Bar Chart or Bar Graph
LCM and GCD