$The initial velocity is given: $25m/s
u_y = 25sin(\theta), u_x = 25 sin(\theta)
$To decompose into horizontal and vertical components, you need to find $ \theta.
$Use $\Delta y = u_yt + \frac{1}{2}a_yt^2$, where $\Delta = -120, u_y = 25sin(\theta), a_y=-9.8, t=6.4
\theta =...