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April 27th, 2020

4/27/2020

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Trigonometry 1 Section 5: The Cosine Rule

Today's we are continuing onto section 5 The Cosine Rule which is used to solve non-right angled triangles. We use the cosine rule if the information we have/want includes all three sides and one of the angles. You are asked to look at the tutorial video and answer questions from this section. Please ask if you require help.
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