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固定周界的長方形面積變化
Author:
GeoGebra Institute of Hong Kong
Topic:
Area
,
Perimeter
,
Square
GeoGebra
New Resources
畫出對稱圖形
Earth with coastline
兩組對邊相等的四邊形
算柱 (兩位數)
Fibonacci Clock
Discover Resources
閱讀鐘面及數字鐘（時和分）
長方形和正方形的面積_題A至E
空間中正立方體
正弦公式1
上課用
Discover Topics
Geometric Distribution
Calculus
Tree Diagrams
Algebra
Exponential Functions