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razor99

A man watches a bird fly which is at a vertical height of 800km from the ground.If The angle of elevation is 60 Degree,find the actual distance between the man and the bird

  • 9 months ago
  • 9 months ago

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  1. razor99
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    |dw:1372390116319:dw|

    • 9 months ago
  2. swissgirl
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    |dw:1372390648071:dw|

    • 9 months ago
  3. razor99
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    k?

    • 9 months ago
  4. swissgirl
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    so we need to find out what x equals

    • 9 months ago
  5. swissgirl
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    Now are you aware of SOHCAHTOA?

    • 9 months ago
  6. razor99
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    yea

    • 9 months ago
  7. razor99
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    i know SOHCAHTOA :P

    • 9 months ago
  8. swissgirl
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    Okkk so which one would you use if you need to find out what x is?

    • 9 months ago
  9. razor99
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    lol idk hahahhaa

    • 9 months ago
  10. razor99
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    Hypontneus right

    • 9 months ago
  11. swissgirl
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    |dw:1372390973829:dw|

    • 9 months ago
  12. swissgirl
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    Ok so whats opposite our angle 60 degrees?

    • 9 months ago
  13. razor99
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    hypotnuse

    • 9 months ago
  14. swissgirl
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    Nope I labeled the hypotnuse

    • 9 months ago
  15. swissgirl
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    if you see 800 is directly across the 60 degree angle

    • 9 months ago
  16. razor99
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    yea :D

    • 9 months ago
  17. razor99
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    so in here we should find the distance right

    • 9 months ago
  18. swissgirl
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    Ok here is the answer tan(60)=800/x

    • 9 months ago
  19. swissgirl
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    so x=800/tan(60)

    • 9 months ago
  20. razor99
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    13.3

    • 9 months ago
  21. razor99
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    is it correct

    • 9 months ago
  22. swissgirl
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    Nope

    • 9 months ago
  23. swissgirl
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    x=461.88

    • 9 months ago
  24. razor99
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    oh we should dvid by including tan right

    • 9 months ago
  25. swissgirl
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    ya so its \(x=\large \frac{800}{\tan(60)}\)

    • 9 months ago
  26. razor99
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    oh okay so thats the final answer right

    • 9 months ago
  27. swissgirl
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    yup:)

    • 9 months ago
  28. razor99
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    thank u swiisy

    • 9 months ago
  29. swissgirl
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    np :)

    • 9 months ago
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