PLEASE HELP ME 80 POINTS FOR THE CORRECT ANSWER!!! HURRY
A wire extends from the top of a 6-meter telephone pole to a stake in the ground 3 meters away. How long is the wire? If necessary, round to the nearest tenth.
They way to set it up is i know a^2 + b^2 = c^2
but they have it in to different ways!! please explain and HURRYY