SOLUTION: the stopping distance d of a car after the brakes are applied varies directly as the square of the speed r. if a car is traveling 80 mph can stop in 360 ft, how many feet will it t
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Question 394189: the stopping distance d of a car after the brakes are applied varies directly as the square of the speed r. if a car is traveling 80 mph can stop in 360 ft, how many feet will it take the same car to stop when it is traveling 20 mph?
Answer by TeishaRenee(14) (Show Source): You can put this solution on YOUR website!
90.
360/80=4.5
it takes 4.5 feet per mile per hour to stop so if the car is going 20 then
20*4.5=90
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