The length of the latus rectum of the ellipse `5x ^(2) + 9y^(2) =45` is

The length of the latus rectum of the ellipse 9x ^(2) + 4y ^(2) =1, is

The length of the latus rectum of the ellipse 3x^(2) + y^(2) = 12 is …….

The length of latus rectum of the ellipse 25x^(2) + 9y ^(2) = 225 is _

The length of the latus rectum of the ellipse 2x^(2) + 3y^(2) - 4x - 6y - 13 = 0 is

The length of the latus rectum of the ellipse 2x^(2) + 3y^(2) - 4x - 6y - 13 = 0 is

The length of latus rectum of the ellipse 4x^(2)+9y^(2)=36 is

The length of latus rectum of the ellipse 9x^(2) + 25y^(2) = 225 is _

Find the coordinates of the vertices and the foci and the length of the latus rectum of the ellipse 9x^(2)+25y^(2)=225 .