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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
直角坐標平面上的旋轉變換
找出對稱軸
異分母分數減法
近似值：有效數字
兩位數除以一位數（一）
Discover Resources
星球運動模擬
Properties of a Square
F-10-2-poly3-gph-bac-1
指對數函數交點分析
Solve ax + b = c | 解方程（樣式： ax + b = c ）
Discover Topics
Arithmetic
Functions
Geometric Mean
Linear Equations
Diagrams