SOLUTION: kevin designs a sprinkler system for his yard. one rotation of the sprinkler waters a circle with an area of 225π square feet. What is the radius,r,of the circle the rotating
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Question 252952: kevin designs a sprinkler system for his yard. one rotation of the sprinkler waters a circle with an area of 225π square feet. What is the radius,r,of the circle the rotating sprinkler waters?
Answer by drk(1908) (Show Source): You can put this solution on YOUR website!
Area of circle has the formula:
Your area was given as 225pi, so we have
divide by pi to get
take a square root and we get
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