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Mathematics 8 Online
OpenStudy (naveenbhatia1312):

An airplane leaves an airport and flies due west 170 miles and then 240 miles in the direction S 69.50°W. How far is the plane from the airport (round to the nearest mile)?

OpenStudy (naveenbhatia1312):

OpenStudy (naveenbhatia1312):

@welshfella

OpenStudy (welshfella):

use the cosine rule

OpenStudy (welshfella):

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