SOLUTION: Please help me solve: The arc length of a sector is 5pi cm. If the circle has a radius of 9cm, what is the measure of the central angle of the sector?

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Question 567738: Please help me solve:
The arc length of a sector is 5pi cm. If the circle has a radius of 9cm, what is the measure of the central angle of the sector?

Answer by Alan3354(69443) About Me  (Show Source):
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The arc length of a sector is 5pi cm. If the circle has a radius of 9cm, what is the measure of the central angle of the sector?
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Angle = 5pi/9 radians