Question

the angle of elevation of an aeroplane from a point A on the ground is 60 after a flight of 30 se the angle of elevation change to 30 if the plane is flying at a constant height of 3600 roat 3m find the speed in kilometers per hour of the plane​

Answer 1

Answer:

864km/h

Step-by-step explanation:

Step 01:- Draw figure of the given situation .

step 02:- use trigonometric identify and find base

ste03:- Substract AM-AL that is distance coverd by plane .

step04:- Use formula of speed = d/t

step 05:- Change in km/h

Solution is in this given attachment !

Hope it's helpful !