Study the information carefully and answer the question given below.

A man walks 8m towards east to reach point P. He turns to his right and walks 5m to reach point Q. Then, he turns to his left and walks 9m to reach point R and he turns to his right and walks 11m to reach point S. Finally he turns to his right and walks 20m to reach point T.

If a man walked 3m towards east from point T to reach point U, then what is the distance between point U and starting point?