Question

A forest ranger can see for a distance of 12 miles from a firetower how many square miles can he observe?

Answer 1

using 3.14 for pi

area = pi x r^2

 since he can see 12 miles in any direction 12 would be the radius

 so 3.14 x 12^2 = 452.16 square miles

 round the answer as needed.

Answer 2

Why you delete my answer? it obviously was a legitamant answer.