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長方形和正方形的面積_題F
Author:
phcheng
,
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
兩組對邊相等的四邊形
兩位數除以一位數（一）
兩位數加法
三位數除以一位數（二）
三位數除以一位數（一）
Discover Resources
Symmetric設計對稱圖案(一條對稱軸)斜2
平移2
雙心運動
Perimeter
玖数小学数学
Discover Topics
Inequalities
Bar Chart or Bar Graph
Translation
Square
Vectors 2D (Two-Dimensional)