[填空题]
Calculate the moment of inertia arw+p +g8ii rpp5f +0tof a9p) 6.ea ;qa ljjlrvr8e) 0ehq bicycle wheel 66.7 cm in diameter. The rim and tire have a combh.;aqla ))r0vj eperq 86l9 jeined mass of 1.25 kg. The mass of the hub can be ignored (why?). $kg \cdot m^2$