a projectile is fired with an initial velocity of 35 m/s at an angle of 30 degrees above horizontal of a 30 feet tall building. find
(a) the max height of the projectile
(b) the time to rise to the top of the trajectory
(c) the total time the projectile is in the air
(d) the velocity of the projectile at the ground
(e) the range of the projectile.