apt4Maths: TRANSFORMATIONS - ENLARGEMENTS PowerPoint 4 GCSE Maths (Symmetry Transformations Vectors)

PowerPoint on 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. It has been written by a highly experienced teacher (of 25+ years), senior examiner and reviser for Maths and Stats examinations. It includes:

Lesson objectives
Step-by-step explanations of the subject matter
Examples to aid understanding
Questions to check understanding
Answers to questions, with explanations
Suggestions regarding which topic(s) should be moved on to next.

It is 1 of a set of 10 PowerPoints on 'Symmetry, Transformations & Vectors’ that APT Inititiatives has published for GCSE Maths. The complete set (149 slides, excluding Title Pages) covers the following topics:

01 Line Symmetry (17 slides).
02 Rotational Symmetry (15 slides).
03 3D Symmetry (9 slides).
04 Transformations – Reflections (13 slides).
05 Transformations – Rotations (16 slides).
06 Transformations – Translations (13 slides).
07 Transformations – Enlargements (18 slides).
08 Similarity (17 slides).
09 Proofs of Congruency & Similarity (12 slides).
10 Vectors (19 slides).

These PowerPoints are one of several sets that relate to the ‘Geometry & Measures’ section of the Maths specifications. These other sets concern:

Measures, Perimeter, Area & Volume
Shapes, Angles & Constructions.

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