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09-03-2017
Mathematics

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Please help me out I really don't understand this

Please help me out I really dont understand this class=

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Аноним Аноним

10-03-2017

height of the building = (8 + x ) feet (you're a tall guy!!!!)

using trigonometry

tan 40 = x / 70
x = 70 tan 40 = 58.74 ft

so the height is 58.74+ 8 = 66.74 ft

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