[填空题]
Calculate the moment of inertia ot.kxm/tf:2tm f rg1w ,f 4wnp- nvmm 9vjpr72d4h yad k)o6u ak,e*hw+;a bicycle wheel 66.7 cm in diameter. The rim and tire have a combined mass of 1.25 kg. The mass of the huo6,n94dk2j;yhdp ekw)v u4apmh7v- w*rn m+a b can be ignored (why?). $kg \cdot m^2$