Posted by **Grace** on Thursday, January 19, 2012 at 1:42am.

For this matrice,

[[0.9cos(-30), 0.9cos(60), 2]

[0.9sin(30), 0.9sin(60), 4]

[0, 0, 1]]

What is the rotation (in degrees) and is it clockwise or counterclockwise?

I think it's 30 degrees clockwise...Is that right?

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