3. A soldier from the ground is sighting a man in a parachute at the angle of elevation of 680. The distance from the soldier to the man is 72meters away, how high is the man in the air? 4. At 29 feet high, one soldier is hiding at the top of the coconut tree and saw the target at the angle of depression of 520. How far is the target from the base of the coconut tree? 5. At the foot of the mountain lies a scout ranger that fires at 750 angle of elevation to one of the targets in a parachute. If the scout ranger is 50 meters away from the target, what is the distance from the ranger to the base of the target?​