physics
posted by farhan on .
if a car goes from 10 m/s to a full stop,then its change in velocity is 10m/s.if it decelerates at a rate of 2.5 m/sec square,it will take 4 sec to stop.how far this car will travel when braking to a stop?

Vf^2=Vi^2+2ad
solve for d. a=2.5