yaasirxasan55
Answered

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a car traveling at 30m/s slows down to a stop 10s. what is the acceleration?​

Sagot :

nataliepupkarp

Answer:

20 m/s. have a great day

HersheyTheChocolate3

Answer:

since v decreased by 20m/s in 5 sec, a = -4 m/s^2

assuming the 3 seconds started at t=0,

s = 30t - 2t^2

s(3) = 30(3) - 2(9) = 72m

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