Find the angle made by a double ordinate of length `8a` at the vertex of the parabola `y^2=4a xdot`

Find the angle made by a double ordinate of length 2a at the vertex of the parabola y^(2)=ax .

The vertex of the parabola y^2 = 4x + 4y is

The vertex of the parabola y^2 + 4x = 0 is

Find the vertex of the parabola x^2=2(2x+y)

The vertex of the parabola x^(2)=8y-1 is :

Find the length of the Latus rectum of the parabola y^(2)=4ax .

Find the length of normal chord which subtends an angle of 90^0 at the vertex of the parabola y^2=4xdot

Find the area of the triangle formed by the lines joining the vertex of the parabola x^2 = 12y to the ends of its latus rectum.