2018_2019学年七年级数学上册第一章丰富的图形世界1.2展开与折叠(第1课时)课件(新版)北师大版.ppt

上传人:ideacase155 文档编号:1143888 上传时间:2019-05-11 格式:PPT 页数:7 大小:424.50KB
下载 相关 举报
2018_2019学年七年级数学上册第一章丰富的图形世界1.2展开与折叠(第1课时)课件(新版)北师大版.ppt_第1页
第1页 / 共7页
2018_2019学年七年级数学上册第一章丰富的图形世界1.2展开与折叠(第1课时)课件(新版)北师大版.ppt_第2页
第2页 / 共7页
2018_2019学年七年级数学上册第一章丰富的图形世界1.2展开与折叠(第1课时)课件(新版)北师大版.ppt_第3页
第3页 / 共7页
2018_2019学年七年级数学上册第一章丰富的图形世界1.2展开与折叠(第1课时)课件(新版)北师大版.ppt_第4页
第4页 / 共7页
2018_2019学年七年级数学上册第一章丰富的图形世界1.2展开与折叠(第1课时)课件(新版)北师大版.ppt_第5页
第5页 / 共7页
点击查看更多>>
资源描述

2 展开与折叠,第一课时,1.将一个正方体的表面沿某些棱剪开,至少要剪开 条棱,展成的平面图形中含有 个小正方形. 2.下列图形中是正方体的展开图的是( ).,7,6,C,1,2,3,4,1.(2017吉林长春中考)下列图形中,可以是正方体表面展开图的是( ).,答案,1,2,3,4,答案,2.(2017内蒙古包头中考)将一个无盖正方体形状盒子的表面沿某些棱剪开,展开后不能得到的平面图形是( ).,1,2,3,4,答案,3.水平放置的正方体的六个面分别用“前面、后面、下面、上面、左面、右面”表示,如图是一个正方体的平面展开图,若图中“锦”为前面,“似”为下面,“前”为后面,则“祝”表示正方体的 面.,1,2,3,4,4.下图是由6个相同的正方形拼成的图形,请你将其中一个正方形移动到合适的位置,使它与另5个正方形能拼成一个正方体的表面展开图.(请在图中将要移动的那个正方形涂黑,并画出移动后的正方体的表面展开图),答案,

展开阅读全文
相关资源
猜你喜欢
  • BS EN ISO 8503-1-2012 Preparation of steel substrates before application of paints and related products Surface roughness characteristics of blast-cleaned steel substrates Specifico.pdf BS EN ISO 8503-1-2012 Preparation of steel substrates before application of paints and related products Surface roughness characteristics of blast-cleaned steel substrates Specifico.pdf
  • BS EN ISO 8503-2-2012 Preparation of steel substrates before application of paints and related products Surface roughness characteristics of blast-cleaned steel substrates Method fa.pdf BS EN ISO 8503-2-2012 Preparation of steel substrates before application of paints and related products Surface roughness characteristics of blast-cleaned steel substrates Method fa.pdf
  • BS EN ISO 8503-3-2012 Preparation of steel substrates before application of paints and related products Surface roughness characteristics of blast-cleaned steel substrates Method fa.pdf BS EN ISO 8503-3-2012 Preparation of steel substrates before application of paints and related products Surface roughness characteristics of blast-cleaned steel substrates Method fa.pdf
  • BS EN ISO 8503-4-2012 Preparation of steel substrates before application of paints and related products Surface roughness characteristics of blast-cleaned steel substrates Method fa.pdf BS EN ISO 8503-4-2012 Preparation of steel substrates before application of paints and related products Surface roughness characteristics of blast-cleaned steel substrates Method fa.pdf
  • BS EN ISO 8503-5-2017 Preparation of steel substrates before application of paints and related products Surface roughness characteristics of blast-cleaned steel substrates Replica  .pdf BS EN ISO 8503-5-2017 Preparation of steel substrates before application of paints and related products Surface roughness characteristics of blast-cleaned steel substrates Replica .pdf
  • BS EN ISO 8504-1-2001 Preparation of steel substrates before application of paints and related products - Surface preparation methods - General principles《涂料和有关产品使用前钢衬底的制备 表面制备方法 通.pdf BS EN ISO 8504-1-2001 Preparation of steel substrates before application of paints and related products - Surface preparation methods - General principles《涂料和有关产品使用前钢衬底的制备 表面制备方法 通.pdf
  • BS EN ISO 8504-3-2001 Preparation of steel substrates before application of paints and related products - Surface preparation methods - Hand- and power-tool cleaning《涂料和有关产品使用前钢衬底的.pdf BS EN ISO 8504-3-2001 Preparation of steel substrates before application of paints and related products - Surface preparation methods - Hand- and power-tool cleaning《涂料和有关产品使用前钢衬底的.pdf
  • BS EN ISO 8510-2-2010 Adhesives Peel test for a flexible-bonded-to-rigid test specimen assembly 180 degree peel《粘合剂 软料与硬料粘合试样组件剥离试验 180剥离》.pdf BS EN ISO 8510-2-2010 Adhesives Peel test for a flexible-bonded-to-rigid test specimen assembly 180 degree peel《粘合剂 软料与硬料粘合试样组件剥离试验 180剥离》.pdf
  • BS EN ISO 8528-13-2016 Reciprocating internal combustion engine driven alternating current generating sets Safety《往复式内燃机驱动的交流发电机组 安全性》.pdf BS EN ISO 8528-13-2016 Reciprocating internal combustion engine driven alternating current generating sets Safety《往复式内燃机驱动的交流发电机组 安全性》.pdf
  • 相关搜索

    当前位置:首页 > 教学课件 > 中学教育

    copyright@ 2008-2019 麦多课文库(www.mydoc123.com)网站版权所有
    备案/许可证编号:苏ICP备17064731号-1