Question

If we suppose that Earth is a perfect sphere and its radius is 3,959 miles, then the earth's surface area is ____ . Round your answer to the nearest whole square mile. Enter just a number for your answer. Use pi instead of 3.14 in your calculations.

Answer 1

196,961,284

3.5

Explanation:

4pi r-squared=

4xpix3959x3959=

196,961,284

196961819/55734819=

3.5