Exercise: A rock is launched at the castle wall at a 45° angle and 20m with an initial velocity 22m/s. The wall is 45m high. Assume that the rock is launched from ground. away =damis -a-Give the expressions of Vox and in terms of Vo, Voy and the angle x. ×45° 45m Som - Calculate Vox + Voy.! -- Calculate the time needed for the rock to travel 45m horizontally - Calculate the height at this time. -- Will the rock make it over the wall?.​