If B and B' are the ends of minor axis and S and S' are the foci of the ellipse `x^(2)/25 + y^(2)/9 = 1`, then area of the rhombus SBS' B', in square units, will be

The distance from the foci of P (a, b) on the ellipse x^2/9+y^2/25=1 are

The distance from the foci of P(a,b) on the ellipse (x^(2))/(9)+(y^(2))/(25)=1 are

The equation to the circle on S^(')S as diameter where S and S^(') are the foci of an ellipse x^(2)//a^(2)+y^(2)//b^(2)=1 is

The vertices of a quadrilateral are situated at foci and the extrimities of the minor axis of the ellipse 4x^(2) + 9y^(2) = 36 . Find the area of the quadrilateral .

S and T are the foci of an ellipse and B is an end point of the minor axis . IF /_\STB is equilateral then e =

The normal at an end of a latus rectum of the ellipse (x^(2))/(a^(2))+(y^(2))/(b^(2))=1 passes through an end of the minor axis if

The normal at an end of a latus rectum of the ellipse (x^(2))/(a^(2))+(y^(2))/(b^(2))=1 passes through an end of the minor axis if