SOLUTION: The pool at a park is circular. You want to find the equation of the circle that is the boundary at the pool. Find the equation if the area of the pool is 900 square feet and (0,0)

Question 73350: The pool at a park is circular. You want to find the equation of the circle that is the boundary at the pool. Find the equation if the area of the pool is 900 square feet and (0,0) represents the center of the pool. Use EXACT values only.
I thought my answer was right, but it's not; what did I do wrong + what is the correct answer?
x^2 + y^2 = 286.4788976
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Using the formula:
plug in A=900

So the equation will look like

Since the general form is
where r is the radius.
Since they want it in exact values, this means that you don't divide by since you'll be left with decimal.
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