SOLUTION: what is the radius of a circle whose area is 719 square feet. thank you so much :)

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Question 452213: what is the radius of a circle whose area is 719 square feet.
thank you so much :)
Answer by MathLover1(20849) About Me  (Show Source):
You can put this solution on YOUR website!

the area is:
A=r%5E2%28pi%29...solve for r
r%5E2=A%2F%28pi%29
r=sqrt%28A%2F%28pi%29%29

r=sqrt%28+719ft%5E2%2F%283.14%29%29
r=sqrt%28+228.98ft%5E2%29
r=15.13ft