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以 Unit Circle 了解 Sine 的正/負的副本
Author:
万物皆数
,
gklwong
以 Unit Circle 了解 Sine 的正/負
GeoGebra
New Resources
四邉形 (四年級) 教師版
算柱 (兩位數)
畫出對稱圖形
Earth with coastline
找出對稱軸
Discover Resources
極座標方程式
認識函數圖形
n次方根的大小
推移矩陣（x 方向）
劉徽的「割圓術」的副本
Discover Topics
Normal Distribution
Similarity Transformation or Similarity
Pythagoras or Pythagorean Theorem
Conditional Probability
Trigonometric Functions