SOLUTION: the earth is approximately a sphere. its diameter is about 12 730 km. water cover approximately 66% of the earths surface. how many square kilometers of land cover the earth ?
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Question 484983: the earth is approximately a sphere. its diameter is about 12 730 km. water cover approximately 66% of the earths surface. how many square kilometers of land cover the earth ?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
r = d/2 = 6365 km
sq km
34% is land (100 - 66)
Land area = Area*0.34
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