Question

a ladder is placed against a wall of building 24 metre above the ground.The foot of ladder is 18 metre away from bottom .Find the length of the ladder.

Answer 1

Answer:

uss Pythagoras theorem to find out the length of ladded as shown below

let the length of ladder is l

l^2=((24)^2)+((18)^2)

l^2=576+324

=900

l=√900

l=30 m ans...