What is the reference angle of 540 Degrees in Radians?

What is the reference angle of -180 Degrees in Radians?

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- October 25th 2006, 07:23 AMqbkr212 Quick questions about Reference Angles
What is the reference angle of 540 Degrees in Radians?

What is the reference angle of -180 Degrees in Radians?

Thanks, - October 25th 2006, 09:43 AMCaptainBlack