Question 140505
find the reference angle in radians for the given angle. Round to the nearest hundredth if necessary.
a)2.5 pi
2.5 pi = 0.5pi
Reference angle: 0.5 pi

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b)2.5__ 
2.5-pi = -0.64159
Reference angle: 0.64159
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c)-11 pi__
Reference angle: 0
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Cheers,
Stan H.