SOLUTION: Find the length of the arc on a circle of radius of 11in and an angle of 45 degrees

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Question 436270: Find the length of the arc on a circle of radius of 11in and an angle of 45 degrees
Answer by Gogonati(855) About Me  (Show Source):
You can put this solution on YOUR website!
As you know 45 degrees=pi%2F4 radian. Let L the length of the arc and R the
radius. We know from Trigonometry that L=R*theta, substitute and have:
L=11%2Api%2F4
Answer:The length of the arc is %2811pi%2F4%29+inches.