Question

A straight highway lead to foot of a tower .A man standing at the top of tower observes a car at the angle of depression 30° which is approaching the foot of a tower with a uniform speed .Six second later , the angle of depression of the car is found to be 60°.Find the time taken by the car to reach the foot of the tower from this point.​

Answer 1

Answer:

Answer=3 second

Step-by-step explanation:

Refer to attachment