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Up The Ladder

Simple and also one of the interview questions:

A man wants to reach a window which is 40ft above the ground. The distance from the foot of the ladder to the wall is 9 feet.
How long should the ladder be ??

Angel1  Just go with life as it goes.. Dont do anything silly and you'll be Happy


Appln of pythagorean theorem works here! bro
seems like ans is 41

[Image: jRHNJwz.gif]


Take length of the ladder is x then by Pythagoras theoremx[sup]2[/sup]=40[sup]2[/sup]+9[sup]2[/sup]
[sup]solving we get x=41[/sup]

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