At the toll plaza, a traffic monitoring camera is installed at a height of 5.7 m. It takes the pictures of moving vehicles at regular intervals.
The diagram below shows the position of the camera and the cat moving away from it alter paying the toll in 4 instances On the basis of above information, answer the following questions
1) When the car makes on elevation of 30 degree with the camera, then how far is the car away from BC? (Use √3=1.73)
2) How far is the car away from BC when the angle of depression of the car from camera is 60°?
3) When the angle of depression of the car increases from 30° to 45° then write the distance travelled during this.
OR
Find the distance travelled by the car when angle of elevation of the car changes from 30° to 60°?

A BA