Chapter 9 Symmetry and TransformationChapter 9 Symmetry and TransformationPAGE 66PAGE 67 PAGE 6410.A∵The figure coincides itself by rotating 180°.∴It coincides itself for 1plete revo
Chapter 9 Symmetry and TransformationChapter 9 Symmetry and TransformationPAGE 98PAGE 97 PAGE 6412.A∵The figure has 2 axes of symmetry.∴It has reflectional symmetry.Also the figure coinci
水利水电工程表 混凝土钢筋工序质量评定表单位工程名称南海堤段5600061286单元工程量混凝土钢筋分部工程名称附属工程施工单位广东省水利水电第三工程局单元工程名称部位排水渠渠29底板检验日期2007 年 12 月 6 日项次检查项目质 量 标 准检 验 记 录1△钢筋的数量规格尺寸安装位置符合设计图纸[图号DZ37(2)D5-133-32(c)]钢筋Φ16150纵向布置钢筋Φ
水利水电工程表 混凝土钢筋工序质量评定表单位工程名称南海堤段5600061286单元工程量混凝土钢筋分部工程名称附属工程施工单位广东省水利水电第三工程局单元工程名称部位排水渠渠14底板检验日期年 月 日项次检查项目质 量 标 准检 验 记 录1△钢筋的数量规格尺寸安装位置符合设计图纸[图号DZ37(2)D5-133-32(c)]钢筋Φ16150纵向布置钢筋Φ12200横
Chapter 4 Basic GeometryChapter 4 Basic GeometryPAGE 112PAGE 111 PAGE 7617.Da b c = 180°(∠sum of △)d e f = 180°(∠sum of △)∴a b c= d e fa ? f= d e ? b ? ca ? f= (d ? c) (e ? b)
Chapter 9 Symmetry and TransformationChapter 9 Symmetry and TransformationPAGE 78PAGE 65 PAGE 6424.DThe process of rotating the triangle made up of solid lines clockwise by 90° about S an
Chapter 4 Basic GeometryChapter 4 Basic GeometryPAGE 112PAGE 111 PAGE 7615.AIn ?ABC (∠sum of △)
Chapter 9 Symmetry and TransformationChapter 9 Symmetry and TransformationPAGE 70PAGE 69 PAGE 6413.(a)(b)
Chapter 9 Symmetry and TransformationChapter 9 Symmetry and TransformationPAGE 90PAGE 89 PAGE 649.A∵Rotate the figure about A for 1plete revolution it coincides with the original figu
30.CAccording to the figure the number of vertices is 10 the number of edges is 15 and the number of faces is 7. ∴Number of vertices ? number of edges number of faces= 10 ? 15 7= 2
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