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
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 4 Basic GeometryChapter 4 Basic GeometryPAGE 112PAGE 111 PAGE 762.C∵1plete turn = 360°∴plete turns
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
Chapter 7 Simultaneous Linear Equations in Two UnknownsChapter 7 Simultaneous Linear Equations in Two UnknownsPAGE 10PAGE 11 PAGE 112.DThe simultaneous equations can be rewritten as:From (1
Chapter 2 Basic AlgebraChapter 2 Basic AlgebraPAGE 48PAGE 47 PAGE 2513.ASubstitute m = 5 g = 12 and h = 4 into the formula E = mgh∴E= (5)(12)(4)= 240
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