Can anyone help with the question in this picture?

The difference between tax advoidance and tax evasion

Is this a polynomial function? i need to know asap

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 .