Posted by **Anon** on Friday, January 20, 2012 at 7:07pm.

Given r = 10 cos θ

If you sketched an angle of θ = 150 degrees, what quadrant would it be located in?

It's either the first or second... I think second?

Multiply both sides of r = 10 cos θ by r. Transform the resulting equation into Cartesian coordinates.

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