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Trigonometry 1: The Cosine Rule

Advanced/Higher Level Presentation

Trigonometry 1: The Cosine Rule

Cosine Rule Maths PowerPoint Presentation.
This is a very good presentation on the Cosine Rule. We explain why it Generalises Pythagoras' Theorem and show step by step how it is derived. Basic questions are tackled and some practical applications worked through.

Please note that this presentation is the same as the one that is located in the Geometry Category.

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