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9.1 The cosine rule (PURE 1- Chapter 9: Trigonometric ratios)

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Using the cosine rule to find missing angles and sides in triangles
0:00 Intro
2:25 Example 1
7:12 Example 2
10:02 Example 3
14:06 Example 4
18:58 End/Recap
Using the cosine rule to find missing angles and sides in triangles
0:00 Intro
2:25 Example 1
7:12 Example 2
10:02 Example 3
14:06 Example 4
18:58 End/Recap