Question

The ladder is placed against a wall of the building 12 m above the ground. The foot of the ladder is 5 m away from the bottom of wall. Find the length of the ladder.

Answer 1

Step-by-step explanation:

h of wall 12m

distance of ladder from wall 5m

A/Q

h^2=P^2+B^2

h^2=12^2+5^2

h^2=144+25

h= under root 169

H= 13

the length of ladder is 13m