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It is estimated that one third of one per cent of the Earth’s surface receives more energy from the sun than the total projecte...Asked by david
It is estimated that one third of one per cent of the Earth’s surface receives more energy from the sun than the total projected needs for the year 2014. Assuming the Earth’s surface to be 1.97 x 108 square miles. Find the area in acres.
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Answered by
PsyDAG
To avoid confusion with "x" as an unknown, "*" is used to indicate multiplication. "^" is used to designate an exponent.
1.97* 10^8
1 square mile = 640 acres.
1.97* 10^8 * 640 = ?
1.97* 10^8
1 square mile = 640 acres.
1.97* 10^8 * 640 = ?
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