Results 1 to 2 of 2

Math Help - Unknown Angles

  1. #1
    Member
    Joined
    Jun 2010
    Posts
    110

    Unknown Angles

    Unknown Angles-1.jpg

    In this question will x be equal to 53 and y=?
    Last edited by mr fantastic; August 4th 2010 at 05:31 PM. Reason: Merged posts
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Senior Member eumyang's Avatar
    Joined
    Jan 2010
    Posts
    278
    Thanks
    1
    If the 53 is the lower right angle in the upper triangle (hard to tell with your diagram), then x = 53 would be incorrect. The lower left angle in the upper triangle would be 74, which means that the supplementary angle for x is also 74, so x = 106. y = 360 - 53 = 307.
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. principle angles and related acute angles
    Posted in the Trigonometry Forum
    Replies: 4
    Last Post: December 19th 2011, 06:40 AM
  2. Unknown angles on lines
    Posted in the Geometry Forum
    Replies: 9
    Last Post: August 7th 2010, 03:47 AM
  3. Unknown Angles
    Posted in the Geometry Forum
    Replies: 5
    Last Post: July 7th 2010, 05:15 PM
  4. Two triangles; must find unknown angles
    Posted in the Trigonometry Forum
    Replies: 1
    Last Post: November 13th 2009, 01:18 AM
  5. Replies: 1
    Last Post: January 7th 2009, 06:07 PM

Search Tags


/mathhelpforum @mathhelpforum