The second-largest state in the US is Texas, covering 268,580 square miles (including water). What is the approximate radius of a sphere with the same surface area as the area of Texas?

Answer 1

A=4πr2

268,580 = 4 * 3.14 * r^2

268,580 = 12.56 * r^2

21,383.76 = r*2

146.23 = r

Answer 2

146