SOLUTION: A circle has a radius of 1 inch. What is the length in inches of an arc subtendend by a central angle of 130°

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Question 1000901: A circle has a radius of 1 inch. What is the length in inches of an arc subtendend by a central angle of 130°
Answer by Edwin McCravy(20060) About Me  (Show Source):
You can put this solution on YOUR website!
The formula for an arc length is



We convert 130° to radians: %22130%B0%22=%22130%B0%22%2Aexpr%28pi%2F%22180%B0%22%29=13pi%2F18

Then we substitute in 

s=r%2Atheta

s=1%2A13pi%2F18

matrix%281%2C2%2Cs=13pi%2F18%2Cinches%29

Edwin