Results 1 to 4 of 4

Math Help - Finding the angle x

  1. #1
    Junior Member PythagorasNeophyte's Avatar
    Joined
    Jun 2010
    Posts
    54

    Finding the angle x

    Hello everyone! I have a problem here:

    Finding the angle x-picture1.jpg


    The question is simple-I have to find the value of x.

    So here are my workings:
    Finding the angle x-workings.jpg


    If you noticed any mistakes, then please inform me. Help is greatly appreciated.
    Follow Math Help Forum on Facebook and Google+

  2. #2
    MHF Contributor
    Prove It's Avatar
    Joined
    Aug 2008
    Posts
    11,831
    Thanks
    1602
    It's fine
    Follow Math Help Forum on Facebook and Google+

  3. #3
    Junior Member PythagorasNeophyte's Avatar
    Joined
    Jun 2010
    Posts
    54
    The answer as stated in the book is 141. Do you think that it's wrong?
    Follow Math Help Forum on Facebook and Google+

  4. #4
    Senior Member Educated's Avatar
    Joined
    Aug 2010
    From
    New Zealand
    Posts
    433
    Thanks
    12
    To me yes, it seems like the book is wrong. x should be 147^{\circ}
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Finding an angle
    Posted in the Geometry Forum
    Replies: 2
    Last Post: October 3rd 2009, 09:37 AM
  2. Finding angle/ Double angle formula
    Posted in the Trigonometry Forum
    Replies: 2
    Last Post: May 29th 2009, 08:43 AM
  3. Finding an angle
    Posted in the Trigonometry Forum
    Replies: 1
    Last Post: March 27th 2009, 09:02 PM
  4. finding the angle
    Posted in the Calculus Forum
    Replies: 3
    Last Post: March 12th 2008, 01:17 PM
  5. Finding an angle
    Posted in the Math Topics Forum
    Replies: 1
    Last Post: October 10th 2007, 05:40 PM

Search Tags


/mathhelpforum @mathhelpforum