Wednesday, October 28, 2009

Fox 171





4 comments:

  1. I think the answer is B

    ReplyDelete
  2. This comment has been removed by the author.

    ReplyDelete
  3. Sorry
    I forgot to add pi/4 to eq.

    http://i34.tinypic.com/208k5rp.gif

    by solving

    http://www.wolframalpha.com/input/?i=x/2-1/2*sinx%2BPI/4-1%2B1/2*(2-sin(PI/4-x/2)-cos(PI/4-x/2))^2%3D0

    tan(tetha)=0.59...

    ReplyDelete