apt4Maths: TRIGONOMETRIC GRAPHS PowerPoint for GCSE Maths (Lesson 9 of 11 on Graphs)

PowerPoint Presentation on Trigonometric Graphs (14 slides): Explains how to plot and recognise trigonometric graphs for sine, cosine, and tangent, and explains amplitude and wavelength and how these can be changed to transform trigonometric graphs. 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 11 PowerPoints on ‘Graphs’ that APT Initiatives has published for GCSE (and Key Stage 3) Maths. The full set (193 slides, excluding Title Pages) covers the following topics:

01 Introducing Functions (15 slides).
02 Composite Functions (13 slides).
03 Co-ordinates (19 slides).
04 Plotting Graphs (16 slides).
05 Gradients & Intercepts (20 slides).
06 Straight Line Graphs (22 slides).
07 Parallel & Perpendicular Graphs (15 slides).
08 Circle Graphs (18 slides).
09 Trigonometric Graphs (14 slides).
10 Transforming Graphs (9 slides).
11 Real-life Graphs (22 slides).

These PowerPoints relate to the ‘Algebra’ sections of the Maths specifications. Other sets on Algebra concern:

Algebraic Manipulation
Equations & Inequalities
Types of Number and Sequences

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