Respuesta :
North and East are perpendicular, so you are actually asked to find the hypotenuse of a right triangle with one leg 42 miles long the other 144 miles long.
use the Pythagorean theorem, 42^2+144^2=22500, √22500=150
so they are 150 miles apart.
use the Pythagorean theorem, 42^2+144^2=22500, √22500=150
so they are 150 miles apart.