Quote:
I'm an electrician for crying out loud. I'm supposed to know my trig functions inside out, although it has been a few years since electrical school.
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Wow...do electricians in your country study trigonometry?
No wonder we in Spain are nearly in the 3rd world
Joking aside, what I did was to use as template a circular ruler template I downloaded from the internet, and then I simply drew the lines with photoshop in a new transparent layer over the old ones, starting from the centre of the image.