摆一摆,想一想,填一填. 3个正方体摆成物体从右面看是,有_种摆法;4个正方体摆成物体从右面看是,有_种摆法.
问题描述:
摆一摆,想一想,填一填.
3个正方体摆成物体从右面看是,有______种摆法;4个正方体摆成物体从右面看是,有______种摆法.
答
根据题干分析可得:3个正方体摆成物体从右面看是,有2种摆法;4个正方体摆成物体从右面看是,有4种摆法.
故答案为:2;4.