Q)
(chatquestion)...Example 29 A straight highway leads to the foot of a tower. A man standing at the ton
of the tower observes a car at an angle of depression of 30°, which is approaching the
foot of the tower with a uniform speed. Six seconds 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....(solution in detail please......)
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