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April 21, 2014

April 21, 2014

Posted by **Danny** on Wednesday, February 1, 2012 at 8:00pm.

- Pre-cal -
**Steve**, Thursday, February 2, 2012 at 9:46amIf the given angle is θ, and the reference angle is Ø, then Ø is always in QI.

If θ is in Q1, Ø = θ

in QII, Ø = π-θ

in QIII, Ø = θ-π

in QIV, Ø = 2π-θ

so, in this case, your reference angle is pi - 5pi/6 = pi/6

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