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waaachen
Author:
陳兪宏
廣義三角函數
GeoGebra
New Resources
GeoGebra笔记功能体验课件
兩位數加法
畫出對稱圖形
兩組對邊相等和有直角的四邊形
算柱 (兩位數)
Discover Resources
由組織圖到頻數多邊形
菱形有甚麼特性？
截平面
以 Unit Circle 了解 Sine 的正/負的副本
[洋葱] 一线三等角的应用
Discover Topics
Circumcircle or Circumscribed Circle
Fractions
Cosine
Confidence Interval
Sine