[填空题]
Calculate the moment of inertia of a bicycle wheel 66.7 cm in/nezxzd 60. e /necegeyo,2+z a7aexhg*dso 0mg c */: diameter. The rim and tire have a combined mass of 1.25 kg. Ts* *m70 godha/:agcxehe mass of the hub can be ignored (why?). $kg \cdot m^2$