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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
兩位數加法
sanjiaohanshu
【案例】2018年全国1卷理科12题
四邊形的特性
兩組對邊相等的四邊形
Discover Resources
球差曲线
简易立体几何
根據百分率找數量（二）: 例4
Ex5C#12
中間人
Discover Topics
Symmetry
Functions
Surface
Parametric Curves
Interest Calculation