# A telephone pole is 28 feet tall. A wire is stretched from the top of the pole to a point on the ground that is 5 feet from the bottom of the pole. How long is the wire?

##### 1 Answer

Apr 25, 2015

Using the Pythagoras theorem,

let us consider a right angled triangle ABC, right angled at "B"

AB = telephone pole = 28 feet

BC = distance between pole and point where wire touches the ground = 5 feet

CA = length of wire

applying the theorem :

784 + 25 =

809 =

CA =