SOLUTION: Two cars leave a city at the same time and travel along straight highways that differ in direction by 80º. One car averages 60 miles per hour and the other averages 50 miles per ho
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Question 602460: Two cars leave a city at the same time and travel along straight highways that differ in direction by 80º. One car averages 60 miles per hour and the other averages 50 miles per hour. How far apart will the cars be after 30 minutes? Round to the nearest tenth of a mile.
Answer by scott8148(6628) (Show Source): You can put this solution on YOUR website!
using the Law of Cosines
x^2 = 30^2 + 25^2 - [2 * 30 * 25 * cos(80º)]
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