A picture frame is 10 cm long and 12 cm wide measured from the outside. The rim of the picture frame is 1 cm thick. What is the area of the picture frame, measured from inside the frame? （ ）
120 cm2
100 cm2
80 cm2
60 cm2
微信小程序
微信扫一扫体验
微信公众账号
微信扫一扫加关注
发表评论 取消回复