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anonymous

  • one year ago

Can someone explain bearing to me? As in the following? "A ship travels 100 kilometers on a bearing of S 21° E. How far east and how far south has it traveled?" They want to know how far it traveled east and south.

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  1. welshfella
    • one year ago
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    |dw:1442954270839:dw|

  2. anonymous
    • one year ago
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    Do they want csc 21= x/100

  3. welshfella
    • one year ago
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    you need to find the values of a and b

  4. welshfella
    • one year ago
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    sin 21 = b / 100 cos 21 = a / 100

  5. welshfella
    • one year ago
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    a is east direction and b is south

  6. welshfella
    • one year ago
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    OK?

  7. anonymous
    • one year ago
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    oops for some reason I was thinking I needed to flip it. So 36 and 93 :)

  8. welshfella
    • one year ago
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    thats right - correct to a whole number

  9. anonymous
    • one year ago
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    You rock thank you

  10. welshfella
    • one year ago
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    yw

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