Question 493808
The length of arc AB = 6π and the radius is 12. 
What is the degree measure of ∠AOB?
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Formula: arc length = theta/radius when theta is in radian measure.
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6(pi) = theta/12
theta = 12*6(pi) = 72pi = = 36*360 degrees = 12960 degrees
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Cheers,
Stan H.