[填空题]
Calculate the moment of inertia of a bicycle whevm x,2xdwo* 6s2dkyrabj)(: sel 66.7 cm in diameter. nh8 lvtl1od+(dt58r rh:i 6mgThe rim and tire have a combined mass of 1.25 kg. The mass o8hrmtldo1gn+ ldv6( i5h:8 r tf the hub can be ignored (why?). $kg \cdot m^2$