pptx, 78.68 KB
pptx, 78.68 KB
Perfect resource for showing pupils how to derive exact values for sin, cos and tan 30/45/60 using right angled triangles. Fully animated to step through the process for each (using the formula triangles SOH, CAH, TOA).

In addition, there are some extension problem solving questions that require pupils to find side lengths in sin 30 and cos 60 triangles. These are the easier versions of this style of problem that do not include surds. There are 2 questions to model to pupils and 4 practice questions. Practice questions have answers included.

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sam93939993

7 years ago
5

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