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Mathematics 20 Online
OpenStudy (anonymous):

a 20 foot ladder leans against a wall so that the base of the ladder is 8 feet from the base of the building. what angle does the ladder make with the ground

OpenStudy (anonymous):

The hypotenuse is length 20, and the base is length 8. cos(theta) = adjacent / hypotenuse theta = arccos(8 / 20)

OpenStudy (anonymous):

Thanks!

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