2 of 2 2D. A projectile is fired from the edge of a 150-m cliff with an initial velocity of 180 m/s at an angle of 30 degrees from the horizontal. Neglect air drag on the projectile. a. Calculate the horizontal distance traveled by the projectile until it hits the earth. b. Calculate the horizontal and vertical components of the impact velocity 180 m/s 30° 150 m