SOLUTION: If a sphere has a diameter of 18in then what would the surface area be?? Would it be 254.3

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Question 822720: If a sphere has a diameter of 18in then what would the surface area be??
Would it be 254.3
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

If a sphere has a diameter of 18in(radius=9in) then what would the surface area be??



Using pi+=+3.14 as approximate

Surface area =+4pi%2Ar%5E2+=+highlight_green%284%29%283.14%29%2881in%5E2%29 = 1017.4 in^2