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Homework Help: Updated Math Question

Posted by Kim on Wednesday, July 18, 2012 at 12:11pm.

The radius of circle A is 9 times greater than the radius of circle B. Which of the following statements is true?
A.The area of circle B is 9 times greater than the area of circle A.
B.The area of circle A is 9 times greater than the area of circle B
C.The area of circle B is 81 times greater than the area of circle A.
D.The area of circle A is 81 times greater than the area of circle B.

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