Un tren de alta velocidad en reposo comienza su trayectoria en linea recta con una aceleracion constante de a= 0,9m/s a la 2 calcula la velocidad (en kilometros por hora) que alcanza el tren a los 5 minutos Ayuda

Two students, each riding bicycles, start from the same apartment building and ride to the same building on campus, but each takes a different route. the first student rides 1100 m due east and then turns due north and travels another 1430 m before arriving at the destination. the second student heads due north for 1930 m and then turns and heads directly toward the destination.at the turning point, how far is the second student from the destination?