A straight highway leads to the foot of a tower. A man standing at the top of the toobserves a car at an angle of depression of 30°, which is approaching the foot oftower with a uniform speed. Six seconds later, the angle of depression of the car is foto be 60°. Find the time taken by the car to reach the foot of the tower from this po

A straight highway leads to the foot of a tower. A man standing at the

1.	A straight highway leads to the foot of a tower. A man standing at the top of the toobserves a car at an angle of depression of 30°, which is approaching the foot oftower with a uniform speed. Six seconds later, the angle of depression of the car is foto be 60°. Find the time taken by the car to reach the foot of the tower from this po
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