Answer:
77.4774 yards
Step-by-step explanation:
Friend 1 runs 39.2392 yards in direction X
Friend 2 runs 24.8248 yards in direction Y
Friend 2 runs another 13.4134 yards in direction y
Distance between The two friends
starting from Origin ( 0 ) = Â 39.2392 + 24.8248 + 13.4134 Â
                    = 77.4774 yards