I need urgent help with only limited time, I tried it out can’t seem to get it right. Please but the letter in order Ex. 1:B 2:A 3:A

Abird on top of a 200 ft bridge tower sees a man standing on the lower part of the bridge (which is 50 ft above the ground). the angle of depression from the bird is 26 ̊. how far is the man from the base of the bridge tower? with explanation and pictures .