SOLUTION: What is the surface area of a sphere with a diameter of 14 in.?

Algebra ->  Surface-area -> SOLUTION: What is the surface area of a sphere with a diameter of 14 in.?      Log On


   

Question 1199295: What is the surface area of a sphere with a diameter of 14 in.?
Answer by MathLover1(20849) About Me  (Show Source):
You can put this solution on YOUR website!

d+=+14in->r+=+7in
Surface area of a sphere:
A+=+4pi%2Ar%5E2
A+=+4pi%2A%287in%29%5E2
A+=+4%2A49pi%2Ain%5E2
A+=+196pi%2Ain%5E2->exactly
A+=+615.75in%5E2->approximately