From top of a tower Ankit is observing a car speeding away from the tower. The car makes the angle of depression of 60° with the man's eye when at a distance of 75 meters from the tower. After 10 seconds the angle of depression becomes 45°. What is the approximate speed of the car?

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From top of a tower Ankit is observing a car speeding away from the tower. The car makes the angle of depression of 60° with the man's eye when at a distance of 75 meters from the tower. After 10 seconds the angle of depression becomes 45°. What is the approximate speed of the car?






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