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符成岗
Author:
符成岗
GeoGebra
New Resources
拼砌四邊形
找出對稱軸
畫出對稱圖形
Fibonacci Clock
兩組對邊相等的四邊形
Discover Resources
斜率 - 概念及定義 (2)
齊來製作對稱圖
test
spinral
碎形四邊形
Discover Topics
Geometric Mean
Perimeter
Standard Deviation
Angles
Hypergeometric Distribution