SOLUTION: How high up on a building will a 15 ft. ladder reach if the foot of the ladder is placed 5 ft. from the building.
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Question 448736: How high up on a building will a 15 ft. ladder reach if the foot of the ladder is placed 5 ft. from the building.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
How high up on a building will a 15 ft. ladder reach if the foot of the ladder is placed 5 ft. from the building.
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Draw the picture.
You have a right triangle with hypotenuse = 15,
base = 5.
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Height = sqrt[15^2-5^2] = sqrt[200] = 10sqrt(2) ft.
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Cheers,
Stan H.
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