rotation

主題：旋轉

You can use this to investigate how 2D shapes are rotated around a centre of rotation. Try moving the centre of rotation and see if you can predict where the shape will move to.

探索資源

Angle Bisectors and Altitudes
Right Triangle Demonstration
The tangent and normal to a curve y = f(x)
Cubic Spline(Javascript)
Racing Game Controller "Gamma"

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作圖
導數
菱形
直方圖
幾何變換

rotation

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