13-05-2018
Mathematics

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A ship travels due west for 90 miles and turns to travel 80 miles in the northwest direction, at a 120° angle. How far is the ship from its original position?

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13-05-2018

You can use the Cosine RUle to solve this

x^2 = 90^2 + 80^2 - 2*80*90 cos 120 = 21700
x = sqrt 21700 = 147.31 miles to nearest hundredth Answer

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