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anonymous

  • one year ago

Given the following triangle, if c =√6 and a = 2, find the measure of ∠B to the nearest degree.

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  1. anonymous
    • one year ago
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  2. Nnesha
    • one year ago
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    \[\rm sin \rm \theta = \frac{ opposite }{ hypotenuse }~~~~ \cos \theta = \frac{ adjacent }{ hypotenuse } ~~\tan \theta = \frac{ opposite }{ adjacent }\]

  3. Nnesha
    • one year ago
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    |dw:1434118197861:dw| which function should you use to find <B ?

  4. anonymous
    • one year ago
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    cosθ

  5. anonymous
    • one year ago
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    adj. / hyp.

  6. Nnesha
    • one year ago
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    yep right \[\huge\rm cos B = \frac{ 2 }{ \sqrt{6} }\]

  7. anonymous
    • one year ago
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    \[\sqrt{\left(\begin{matrix}2 \\ 3\end{matrix}\right)}\]

  8. anonymous
    • one year ago
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    is that correct?

  9. Nnesha
    • one year ago
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    mhm how did you get that ??

  10. anonymous
    • one year ago
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    looked it up. :P

  11. Nnesha
    • one year ago
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    ahh. nope you should find invs cos like this \[\huge\rm B = cos^{-1}\frac{ 2 }{ \sqrt{6} }\]

  12. Nnesha
    • one year ago
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    now put that into the calculator

  13. anonymous
    • one year ago
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    dont have one. :D

  14. Nnesha
    • one year ago
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    really ?? Ti-84 or 83 none ?? :o

  15. Nnesha
    • one year ago
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    gO_Ogle !!!!

  16. anonymous
    • one year ago
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    not with me. lol. i didnt bring it with me.

  17. Nnesha
    • one year ago
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    gO_Ogle is everywhere :-)

  18. Nnesha
    • one year ago
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    https://www.google.com/webhp?sourceid=chrome-instant&ion=1&espv=2&ie=UTF-8#q=calculator+google

  19. anonymous
    • one year ago
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    that wont work.

  20. Nnesha
    • one year ago
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    why not ???

  21. anonymous
    • one year ago
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    did you try it?

  22. Nnesha
    • one year ago
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    yes

  23. anonymous
    • one year ago
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    maybe i dont know how to put it in then.

  24. Nnesha
    • one year ago
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    first hit invs then cos http://prntscr.com/7g4fvd and then put that value

  25. Nnesha
    • one year ago
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    make sure ur calculator should be 'n rad :-)

  26. anonymous
    • one year ago
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    0.61547970867

  27. Nnesha
    • one year ago
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    http://prntscr.com/7g4gg1

  28. anonymous
    • one year ago
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    its already on that.

  29. Nnesha
    • one year ago
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    degree** not rad sorry

  30. anonymous
    • one year ago
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    35.2643896828

  31. Nnesha
    • one year ago
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    yep :-)

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