Sep 29, 2012 #1 H Hobo Member Joined Apr 3, 2008 Messages 51 Reaction score 0 Points 6 starting point? This question must be solved using Pythagoras' theorem
Dec 12, 2012 #2 A Alex Active member Joined May 12, 2008 Messages 3,270 Reaction score 0 Points 36 x^2 = 20^2 + 35^2 x^2 = 1625 x = 40.3km