SOLUTION: A circle has an area of 75 square centimeters. What is its radius?
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Question 537114: A circle has an area of 75 square centimeters. What is its radius?
Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
Remember that, for a circle:
Substitute and solve for r.
Divide both sides by .
Take the square root of both sides.
or Discard the negative solution as the radius is a positive quantity.
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