Question

How far up a wall will an 11 meter ladder reach, if the foot of the ladder must be 4 meters from the base of the wall? Round to the nearest hundredth.<-- help please

Answer 1

use pyrhagoras theorem
11^2 = 4^2 + h^2
h^2 = 121- 16 = 105
h = sqrt 105
= 10.25 meters

Answer 2

thank you