[填空题]
The tires of a car makkm7j.2vu*2* or7da ppi 9 ousce 65 revip::m2 u1xm6jvgjqa vjhd . 8*olutions as the car reduces its speed uniformly from 95km/h to 45km/h The tire::jjq1mg.vi avd82 6ujmx* hps have a diameter of 0.80 m. (a) What was the angular acceleration of the tires? $\approx$ $rad/s^2$ (b) If the car continues to decelerate at this rate, how much more time is required for it to stop? s