an aircraft is flying at a constant height with a speed of 360 km/hr.from a point on the ground,the angle of elevation at an instant was observed to be 45degree.after 20 seconds,the angle of elevation was observed to be 30degree.determine the height at which the aircraft is flying.[use root3=1.732]

Asked by  | 27th Feb, 2012, 07:42: AM

Expert Answer:

Answered by  | 27th Feb, 2012, 10:08: AM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.