Results 1 to 2 of 2

Math Help - ellipse 2

  1. #1
    Senior Member
    Joined
    Feb 2010
    Posts
    456
    Thanks
    34

    ellipse 2

    if a quadrilateral formed by tangents to the ellipse (x^2/9)+(y^2/4)=1 is a square then area of the quadrilateral is
    Follow Math Help Forum on Facebook and Google+

  2. #2
    MHF Contributor
    Opalg's Avatar
    Joined
    Aug 2007
    From
    Leeds, UK
    Posts
    4,041
    Thanks
    7
    Hint: draw a picture of the ellipse. It should be clear from the picture that the tangents should make angles \pi/4 with the axes, and that the vertices of the square will lie on the coordinate axes.
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. ellipse
    Posted in the Geometry Forum
    Replies: 1
    Last Post: November 16th 2010, 11:29 AM
  2. ellipse
    Posted in the Pre-Calculus Forum
    Replies: 2
    Last Post: May 31st 2009, 05:52 PM
  3. Ellipse
    Posted in the Pre-Calculus Forum
    Replies: 1
    Last Post: November 7th 2008, 07:54 AM
  4. Ellipse
    Posted in the Geometry Forum
    Replies: 1
    Last Post: September 1st 2008, 05:57 AM
  5. [SOLVED] Ellipse's
    Posted in the Pre-Calculus Forum
    Replies: 1
    Last Post: February 26th 2008, 12:36 PM

Search Tags


/mathhelpforum @mathhelpforum