SOLUTION: A circle has an area of 900 pi sq cm. What is the diameter? ? cm

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Question 288628: A circle has an area of 900 pi sq cm. What is the diameter?
? cm
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
What is the connection between the radius and the diameter?
What is the formula for the area of a circle?