SOLUTION: A regular pentagon is inscribed in a circle of radius 7. How long is the circular arc that connects two neighboring vertices?

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Question 388453: A regular pentagon is inscribed in a circle of radius 7. How long is the
circular arc that connects two neighboring vertices?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
A regular pentagon is inscribed in a circle of radius 7. How long is the
circular arc that connects two neighboring vertices?
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Each central angle = 2pi/5 radians
Arc length = r*angle = 14pi/5 units
= 2.8*pi units