An ellipse slides between two perpendicular lines the locus of its centre , is

An ellipse slides between two perpendicular straight lines.Then identify the locus of its center.

An ellipse slides between two perpendicular straight lines. Then identify the locus of its center.

An ellipse slides between two perpendicular straight lines. Then identify the locus of its center.

An ellipse slides between two perpendicular straight lines. Then identify the locus of its center.

An ellipse slides between two perpendicular straight lines. Then identify the locus of its center.

An ellipse slides between two perpendicular straight lines. Then identify the locus of its center.

An ellipse of semi-axes a, b slides between two perpendiuclar lines. Prove that the locus of its foci is (x^2 + y^2) (x^2 y^2 + b^4) = 4a^2 x^2 y^2 , the two lines being taken as the axes of coordinates.

A rod of length / slides with its ends on two perpendicular lines. Find the locus of its mid-point.