[填空题]
A hunter aims directly at a target vs)jku8t*g+b0- n5u0yz kh pm(on the same level) 759 c ,36prry 6fapw3v* ddtn9jw.0 m away.
(a) If the bullet leaves the gun at a speed of by how much will it miss the target?
(b) At what angle should the gun be aimed so as to hit the target? $^{\circ}$