[填空题]
Calculate the momenth -qvji: m39i9s/ervq1/mbwz owsr g,n w71s qo+:7dmvpl/ +yif inertia of a bicycle wheel 66.7 cm in diameter. The rim and tire have a combined mass of 1.25 kg. The mass of the hub can be ignored (wi n swos/ p ,d7+y:vq+lr7wm1ghy?). $kg \cdot m^2$