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sine graph (reduce to 1/2 and then translate leftward by 15 degree)
Author:
Queenie Chan
GeoGebra
New Resources
判斷球體
異分母分數減法
兩位數加法
兩組對邊相等的四邊形
GeoGebra笔记功能体验课件
Discover Resources
分數乘法
摩天輪
線段與圓弧所構成的封閉區域之填色問題
立體圖形
加法与乘法
Discover Topics
Interest Calculation
Volume
Centroid or Barycenter
Ellipse
Cosine