Comparing Distances In Exercises $28$ and $29,$ consider the flight paths described. Explain how to use the Hinge Theorem to determine who is farther from the airport.

$28.$ Your flight: $100$ miles due west, then $50$ miles $N20W$ Friend's flight: $100$ miles due north, then $50$ miles $N30E$

$29.$ Your flight: $210$ miles due south, then $80$ miles $S70W$ Friend's flight: $80$ miles due north, then $210$ miles $N50E$