SOLUTION: assuming the earth to be a sphere of radius 6370km how many square kms is area of land if 3/4th of the earth surface is covered by water

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Question 658548: assuming the earth to be a sphere of radius 6370km how many square kms is area of land if 3/4th of the earth surface is covered by water
Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
assuming the earth to be a sphere of radius 6370km how many square kms is area of land if 3/4th of the earth surface is covered by water
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Total area of earth = 4(pi)r^2
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(3/4) area of earth = 3(pi)r^2 = 3(pi)6370^2 sq km
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Cheers,
Stan H.

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