Pythagoras' theorem and trigonometry

Essential Mathematics Year 9

Welcome

Learning objectives

Recap of past learning

SOHCAHTOA

I'm sure he hated us!

Labelling a right-angled triangle

Example of labelling a right-angled triangle

Moving the angle!

What is a ratio?

Using SOHCAHTOA

Example 1

Example 2

Drawing a triangle from a trig ratio

Example 3

Final words

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