Question

A ladder is placed against a wall of the building 12
above the ground. The foot of the ladder is 9 m
from the bottom of the wall. Find the length of ladder​

Answer 1

Answer:

Let AC be the ladder and BC be the wall . Then,

In right △ ABC,

AC2=AB2+BC2

AC2=(2.5)2+(6)2

AC2=42.25

AC=6.5 m

Hence, the length of ladder is 6.5 m.

Answer 2

Answer:

The length of ladder = 6.5m.

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