Marcel walks due north 50 meters from a tree. Katya walks 20 meters in a straight line away from the same tree but at an angle of 42° from due north, as shown in the diagram below. How far apart are Marcel and Katya to the nearest meter?

Marcel walks due north 50 meters from a tree Katya walks 20 meters in a straight line away from the same tree but at an angle of 42 from due north as shown in t class=