Homework Help: trig

Posted by Anonymous on Thursday, January 26, 2012 at 9:52pm.

The second hand on a clock is 8 inches long. If the second hand travels a distance of 10pi inches, what is the positive radian measure of the angle that the second hand travels through?

trig - Damon, Thursday, January 26, 2012 at 9:56pm
arc = r theta
10 pi = 8 theta
theta = 5 pi/4

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