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三角函數 週期、振幅變化
Author:
宋政蒲
Topic:
Cosine
,
Sine
,
Tangent Function
,
Trigonometric Functions
,
Trigonometry
GeoGebra
New Resources
兩位數加法
四邉形 (四年級) 教師版
三位數除以一位數（一）
四邊形的特性
拼砌四邊形
Discover Resources
物理
錐體建築師 4
Flux of a vector field
假的龍珠
任意正N边形在圆内滚动顶点的轨迹
Discover Topics
Plane Figures or Shapes
Angles
Pie Chart or Circle Chart
Indefinite Integral
Subtraction