1. Limited time only! Sign up for a free 30min personal tutor trial with Chegg Tutors
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

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


    User Avatar
    Science Advisor

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


    User Avatar
    Science Advisor
    Homework Helper


    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]

Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook

Similar Discussions: Compound angle
  1. Compound Angles (Replies: 2)

  2. Compound Angles (Replies: 2)

  3. Compound Angles? (Replies: 10)