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固定面積的圖形周界變化
Author:
phcheng
,
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
算柱 (兩位數)
兩組對邊相等和有直角的四邊形
找出對稱軸
Fibonacci Clock
兩組對邊相等的四邊形
Discover Resources
直线与椭圆
n star
凹透镜
外心的找法與特性
Projection01
Discover Topics
Geometric Transformations
Probability
Equations
Mathematics
Line Segment