12. Two mark exercise problem II

A road is flanked on either side by continuous rows of houses of height \(4 \sqrt{3} \ m\) with no space in between them. A pedestrian is standing on the median of the road facing a row house. The angle of elevation from the pedestrian to the top of the house is \(30^{\circ}\). Find the width of the road.

 

Answer:

 

The width of the road is  .

 

(Note: Enter the numbers in the first box and the unit (short form) in the second box.)