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紀念碑谷
Author:
張怡雯
GeoGebra
New Resources
兩組對邊相等的四邊形
GeoGebra笔记功能体验课件
拼砌四邊形
四邊形的特性
【案例】圆柱体内放置一个大球六个小球
Discover Resources
量角器
平移法（二）
奈格爾點
畢氏定理(面積平移)
立體三角測量(例七&八)
Discover Topics
Trigonometric Functions
Percentages
Quadratic Equations
Constructions
Power Functions