clockwise 2 videos
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Parametrizing a Circle
Precalculus Vectors and Parametric Equations
How to write the parametric equations of a circle centered at (0,0) with radius r, oriented counter-clockwise.
the unit circle cosine sine parametrization parametric equations circle counter clockwise -
Rotations
Geometry Transformations
How to define a rotation and what information is necessary to perform a rotation.
isometry transformation point of rotation angle of rotation direction counterclockwise clockwise