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三角函數圖解
Author:
羅驥韡 (Pegasus Roe)
Topic:
Trigonometry
GeoGebra
參考資料：
https://plus.google.com/110535140812358973025/posts/EnrM8uNUsQk
New Resources
直角坐標平面上的旋轉變換
畫出對稱圖形
兩組對邊相等和有直角的四邊形
第八周作业
兩位數加法
Discover Resources
反演 (Inversion)
指令
弦心距
sintx
三角形内角和的折叠法演示
Discover Topics
Median Line
Incircle or Inscribed Circle
Fractions
Coordinates
Geometric Transformations