Starting from his home, Kay moves 40km towards North. He then takes a right turn and walks 30 km to reach point D. From there, he turns towards North-West and moves 50 km. After which he moved 40 km towards North and reaches a point which is in line with his home and the point where he took the first turn. Then, he turns and travels towards South-West for 80√2 km to reach point F which is inline with point D and the point where he took the first turn. From F, he finally turned 135 degrees towards his right and walked 80 km to reach point E.
Q: In which direction is point E with respect to the point D and what is the shortest distance between point F and point D?
