15-01-2016
Mathematics

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A building has a window that is 12 feet high. Stan is going to use a ladder to get up to the window and decides to keep the ladder 5 feet away from the side of the building. How long does the ladder need to be?

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davidyangnyc davidyangnyc

15-01-2016

You have a triangle with legs 5 and 12
teh hypotenuse, or the length of the ladder, will be 13 feet

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