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Reference Angle 參考角
Author:
Alex CHIK
Topic:
Trigonometry
GeoGebra
gMath 互動數學教室
http://www.geogebra.hk
New Resources
正方形雪花图案
盈利與虧蝕
圓的切線方程
异形操场
科氏力 (Coriolis Force)
Discover Resources
高美溼地
垂心軌跡
三角形內心的位置
Copy of 幾何分布 (Geometric Distribution)
雙曲線3 等軸法
Discover Topics
Similarity Transformation or Similarity
Mode
Normal Distribution
Algebra
Area