<PRE><B>Question 813308</B>
A Basket ball is first packed in a cube of side 20 cm, then the surface area of the basketball is ?
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The diameter of the ball is 20 cm
The radius = 10 cm
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Surface Area = 4*pi*r^2
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Your Problem:
SA = 4*p*10^2 = 400 pi cm^2
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Cheers,
Stan H.
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