UP Police SI Exam 17 Nov 2021 Shift 1 Solved Paper

A man starts from point A and walks 12km towards East. He turns right and walks 4km; turns right again and walks 8km. He then takes another right and walks 7km. He walks 4km towards East; turns right and walks 3km and turns left and walks 4km to reach B. How far is A from B?