SOLUTION: what is the radius of a circular pool if its area of 314 square metre?

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Question 711170: what is the radius of a circular pool if its area of 314 square metre?
Answer by tutor_paul(519) About Me  (Show Source):
You can put this solution on YOUR website!
Area of a circle:
A=pi%28r%29%5E2
You are given the area:
314=pi%28r%29%5E2
Solve for r:
r%5E2=314%2Fpi
Use pi=3.14
r%5E2=314%2F3.14
r%5E2=100
highlight%28r=10%29
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Good Luck,
tutor_paul@yahoo.com