<span>sin θ = x/10
</span><span>θ = sin^-1 (x/10)
</span><span><span>θ </span>
</span>
keeping in mind that the vertex is half-way between the focus point and the directrix, and since the focus point is above the directrix, meaning the parabola is a vertical parabola opening upwards, the parabola will more or less look like the one in the picture below, with a distance from the vertex of "p" being positive since it's opening upwards.
She catched as bill 1 time
9
If you multiply 6.8* 9, you will get 61.2