I don't know how that could be determined mathematically, except in theory. Normally they use radar.
On the internet
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Speed = (Distance)/(Time to cover the distance)
The basic definition of speed is: speed = distance / time Solve this equation for distance, or solve it for time, to get two additional versions of the equation.
Speed = Frequency * Wave length.
Distance divided by time.
The equation is Average Speed = Distance Travels/Time. Just answered it Correct!
Speed = Distance / Time
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need find trucks on spike TV
Speed=Distance travelled by the object /Time taken to cover the distance.
Distance = Speed * Time.