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nezzy

An airplane leaves an airport and flies due west 120 miles and then 150 miles in the direction S 39.17°W. How far is the plane from the airport (round to the nearest mile)?

  • one year ago
  • one year ago

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  1. nezzy
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    • one year ago
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  2. nezzy
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    @timo86m

    • one year ago
  3. SnuggieLad
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    the sun is 92,960,000 miles or (149,600,000 km) from the earth

    • one year ago
  4. nezzy
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    @Mertsj

    • one year ago
  5. Mertsj
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    Use the law of cosines.

    • one year ago
  6. Mertsj
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    |dw:1363201601765:dw|

    • one year ago
  7. nezzy
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    i dont know how to do it when they have directions

    • one year ago
  8. Mertsj
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    The direction tells you the angle. In your picture it shows you part of the angle.

    • one year ago
  9. timo86m
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    |dw:1363201622034:dw| is my diagram looking ok?

    • one year ago
  10. Mertsj
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    |dw:1363201741968:dw|

    • one year ago
  11. nezzy
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    yes

    • one year ago
  12. nezzy
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    @timo86m

    • one year ago
  13. timo86m
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    mertsj is practically giving you the answer :)

    • one year ago
  14. nezzy
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    ok. then just simplify the equation and that will give me "c" which would be how far the plane is from the airport?

    • one year ago
  15. Mertsj
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    |dw:1363201926990:dw|

    • one year ago
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