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sine curve rotated
作者：
B.Uugantuya
,
Arthur Lee
主題：
旋轉
,
正弦
rotate a sine curve screencast for making this:
http://youtu.be/eF11PfQNsvw
or
http://screenr.com/AYzs
GeoGebra
最新資源
Untitled
Position and Velocity Vector
Thales' Intercept Theorem
Folding door
Angle Bisector: Quick Warm Up Questions
探索資源
Formula de calcul (a+b)²
trap
Comparing Areas
Jajargenjang
page 52
Algebra and Inequalities
探索主題
減法
坐標
三角函數
面積
橢圓