http://www.flickr.com/photos/97136892@N0…
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SA(sphere) = 4(pi)(r^2)
r = 5.5 yards
SA = 4(pi)(30.25) = 390yds^2
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r = 5.5 yards
SA = 4(pi)(30.25) = 390yds^2
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The surface area of a sphere is 4x[pi x radius(square)] so the answer is 380.1(rounded).