SOLUTION: what is the perimeter of a regular decagon with sides 2.5 inches long?

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Question 293153: what is the perimeter of a regular decagon with sides 2.5 inches long?
Answer by manas(5) About Me  (Show Source):
You can put this solution on YOUR website!
as 1 inch = 2.5 cm, 2.5inches= 2.5*2.5=6.25 cm
perimeter=6.25cm*6=37.5 cm or 15 inches