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Anonymous Anonymous
  • 14-05-2015
  • Mathematics
Answered

17 points



If the radius of the circle above is 9 in, what is the area of the circle?






18 sq in






9 sq in






324 sq in






81 sq in

17 points If the radius of the circle above is 9 in, what is the area of the circle? 18 sq in 9 sq in 324 sq in 81 sq in class=

Verified Answer :

AL2006
AL2006 AL2006
  • 14-05-2015


The area of any circle is (pi) x (the radius squared).

If a circle's radius is 9, then the area is (pi) x (9 squared) = 81 pi .

81 pi is around 250.  None of the choices listed is anywhere close to 250.

 

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