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三角函數
Author:
denisjelly
Topic:
Trigonometric Functions
立永等等等等等
GeoGebra
New Resources
柱體建築師
錐體建築師
四邊形的特性
三位數除以一位數（二）
畫出對稱圖形
Discover Resources
move
三角形的垂心
zentangle
正方体截面
放缩尺
Discover Topics
Stochastic Process or Random Process
Vectors 2D (Two-Dimensional)
Straight Lines
Linear Regression
Hypothesis Testing