SOLUTION: Find the circumference of a circle with area of 9 square feet.

Algebra ->  Customizable Word Problem Solvers  -> Geometry -> SOLUTION: Find the circumference of a circle with area of 9 square feet.       Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 401161: Find the circumference of a circle with area of 9 square feet.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi

Let x represent the radius of the circle

Question states***

 pi%2Ar%5E2+=+9

       r  = sqrt%289%2Fpi%29 = 3%2Fsqrt%28pi%29

C = +2pi%2Ar = 6pi%2Fsqrt%28pi%29+=+6sqrt%28pi%29