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Compound angle

  1. Mar 1, 2006 #1
    Use the compound angle formulas and appropriate angles to find the exact value of each
    of the following:
    D. d tan (pi/12)

    thank you
     
  2. jcsd
  3. Mar 1, 2006 #2

    HallsofIvy

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    Alright, what have you done? In particular what are the "compound angle formulas" and what is "d"?
     
  4. Mar 1, 2006 #3

    dextercioby

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    Hints:

    1.[tex] \sin \frac{\pi}{6} = 2\sin \frac{\pi}{12} \cos \frac{\pi}{12} [/tex]

    2.[tex] \tan \frac{\pi}{12}=\frac{\sin\frac{\pi}{12}}{\cos\frac{\pi}{12}}[/tex]

    Daniel.
     
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