Angle between the tangents drawn from the point (0 2020) to the parabola `(y-2)^(2)=(x-1)`

The angle between the tangents drawn from the point (1,4) to the parabola y^(2)=4x is

The angle between the tangents drawn from the point (4, 1) to the parabola x^(2)=4y is

The angle between the tangents drawn from the point (2, 6) to the parabola y^(2)-4y-4x+8=0 is

The angle between the tangents drawn from the point (1,4) to the parabola y^(2)=4x is (A) (pi)/(6)(B)(pi)/(4) (C) (pi)/(3) (D) (pi)/(2)

The angle between the tangents drawn form the point (3, 4) to the parabola y^(2)-2y+4x=0 , is

The angle between the tangents drawn from the origin to the parabola (x-a)^(2)=-4a(y+a) is

The angle between the tangents drawn from the origin to the parabola y^2=4a(x-a) is