ef A man on the top of a vertical tower observes a car moving at a uni – InterviewSolution

1.	ef A man on the top of a vertical tower observes a car moving at a uniform speed coming directlytowards the tower. If it takes 12 minutes for the angle of depresssion to change from 300 to45°, how soon after this, will the car reach the tower (V3-1.7
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