# A ladder 45 ft tall when sent against the wall of a house ,just reaches the windows at a height of 27 ft . how far is the lower end of the ladder from the base of the wall ?

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by kazi

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by kazi

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With hypotenuse (ladder)=45

Opposite side(height at the window)=27

BY USING PYTHAGORAS THEOREM

45²=27²+x²

x²=45²-27²

=2025-729

=1296

x=√1296

x= 36

Therefore the ladder is 36ft away from the wall.