SOLUTION: A circular plate has an area of 100m2, find the circumference.

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Question 814561: A circular plate has an area of 100m2, find the circumference.
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
circular plate has an area of 100m2,
Find the radius
pi%2Ar%5E2 = 100
r = sqrt%28100%2Fpi%29
r = 5.642 m
:
find the circumference.
C = 2%2Api%2A5.642
c = 35.45 cm