JEE Coordinate (1)
Geometry
Level
4
An ellipse has foci at \((9,20)\) and \((49,55)\) in the \(xy\) plane and is tangent to the \(x\)-axis.
If length of its major axis is \(A\), report the answer closest integer to \(\sqrt A\).
This is a part of my set Practice for JEE 2017!
by
Prakhar Bindal