[苏教版]三年级（上册）数学长方形和正方形平移、旋转和轴对称期末复习教学课件.pptx

该【[苏教版]三年级（上册）数学长方形和正方形平移、旋转和轴对称期末复习教学课件 】是由【李小二工作室】上传分享，文档一共【15】页，该文档可以免费在线阅读，需要了解更多关于【[苏教版]三年级（上册）数学长方形和正方形平移、旋转和轴对称期末复习教学课件 】的内容，可以使用淘豆网的站内搜索功能，选择自己适合的文档，以下文字是截取该文章内的部分文字，如需要获得完整电子版，请下载此文档到您的设备，方便您编辑和打印。一两、三位数乘一位数··························································1二千克和克·········································································28三长方形和正方形································································36周长是多少······································································46四两、三位数除以一位数·······················································48五解决问题的策略································································71间隔排列·········································································78六平移、旋转和轴对称··························································80七分数的初步认识(一)·······················································87多彩的“分数条”·····························································96八期末复****183;········································································98苏教版三年级上册长方形和正方形平移、旋转和轴对称长方形和正方形长方形和正方形的特征(边和角)周长的含义平面图形的周长长方形的周长正方形的周长系统梳理【单击文字跳转链接】平移、旋转和轴对称平移(朝某一个方向)旋转(绕某一个点)轴对称图形【单击文字跳转链接】,再计算每个图形的周长。1cm2cm2cm2+1+1=5(cm)1cm2cm2cm3cm2+2+3+1=8(cm)1cm1×6=6(cm)【选自教材第100页第15题】,长20米,宽8米。如果要给这块菜地围上篱笆,篱笆的长是多少米?(20+8)×2=56(米)答:篱笆的长是56米。【选自教材第100页第16题】“√”,是旋转的画“○”。√√○○【选自教材第100页第17题】,哪些可以看作轴对称图形?√√√√【选自教材第100页第18题】通过这节课的学****活动,你有什么收获?课堂小结