find the surface area of a globe with a 24-inch diameter

I don't understand how to do this question
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1 Answer

"globe"=round thang, yuzeyually kalled a BALL

but guvt krats kall it a SPHERE

surfus area=4*pi*rad*rad

yer radius=1 ft, so area av ball=4*pi (sq ft)

=12.566370614359172
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