SOLUTION: Find the arc length of a 30 degree sector of a circle with a radius of 9 in.

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Question 538187: Find the arc length of a 30 degree sector of a circle with a radius of 9 in.
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
The circumference is +2%2Api%2A9+=+56.538+ in.
30 degrees is +30%2F360+=+1%2F12+ of a full circle
+%281%2F12%29%2A56.538+=+4.712+
The arc length is 4.712 in.