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!
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