A plane leaves airport A and travels 540 miles to airport B on a bearing of N34^E. The plane later leaves airport B and travels to airport C 390 miles away on a bearing of S74^E . Find the distance from airport A to airport C to the nearest tenth of a mile

Answer 1

break the two trips into their N, E, and S components

combine the components to get the components of A to C

use Pythagoras to find the distance