apt4Maths: PowerPoint Presentation on Symmetry Transformations and Vectors – Proofs of Congruency and Similarity – for GCSE (and Key Stage 3) Mathematics
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This is the 9th PowerPoint Presentation only of the full set of 10 PowerPoint Presentations on Symmetry, Transformations and Vectors for GCSE (and Key Stage 3) Maths. This PowerPoint explains what you need to do to prove that two shapes are congruent or that two shapes are similar.
The full set of 10 PowerPoint Presentations on Symmetry, Transformations & Vectors can be purchased from www.apt-initiatives.com
Product Information
The full set of 10 PowerPoint Presentations on Symmetry, Transformations and Vectors (149 slides, excluding Title Pages) covers the following topics:
- 01 Line Symmetry (17 slides): Reviews what is meant by ‘symmetry’; Explains how to draw reflections and find mirror lines and to determine how many lines of symmetry something has.
- 02 Rotational Symmetry (15 slides): Explains how to find the order of rotational symmetry and how to draw rotationally symmetric shapes.
- 03 3D Symmetry (9 slides): Explains how to find planes of symmetry for 3D Shapes.
- 04 Transformations – Reflections (13 slides): Reviews what is meant by ‘reflect’; Explains how to draw reflections on a grid in a given line, and how to find the line of reflection on a grid.
- 05 Transformations – Rotations (16 slides): Reviews what is meant by ‘rotate’; Explains how to draw rotations on a grid using a centre and angle of rotation, and how to find the angle and the centre of rotation.
- 06 Transformations – Translations (13 slides): Reviews what is meant by ‘translate’; Explains how to draw translations on a grid given a matrix vector, and how to find the matrix vector of a translation.
- 07 Transformations – Enlargements (18 slides): Reviews what is meant by ‘enlarge’; Explains how to draw enlargements on a grid given a centre and factor of enlargement, and how to find the centre and the factor of enlargement.
- 08 Similarity (17 slides): Reviews what is meant by ‘similar’; Explains how to find missing lengths on similar shapes, as well as how to find missing areas or volumes of similar 2D or 3D shapes.
- 09 Proofs of Congruency & Similarity (12 slides): Explains what you need to do to prove that two shapes are congruent or that two shapes are similar. INCLUDED in this download
- 10 Vectors (19 slides): Explains what a vector is, how vectors can be presented, and how to calculate with vectors.
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apt4Maths PowerPoint on Symmetry Transformations Vectors - Proofs of Congruency and Similarity
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