The angle subtended by the normal chord at the point $(9,9)$ on the parabola $y^2=9 x$, at the focus of the…

The angle subtended by the normal chord at the point $(9,9)$ on the parabola $y^2=9 x$, at the focus of the parabola is
  1. $45^{\circ}$
  2. $60^{\circ}$
  3. $90^{\circ}$
  4. $135^{\circ}$

Solution

No solution. Refer to answer key.

Asked in: AP EAMCET 2017 (24 Apr Shift 2)

Practice more Parabola questions on Aicharya