Understanding the Cosine Rule in Triangles 📐
Learn how the cosine rule extends Pythagoras's theorem to find sides and angles in any triangle.
Whiteboard Maths
3.5K views • Jan 27, 2021
About this video
Here we introduce the cosine rule for triangles, which generalises Pythagoras's theorem.
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Video Information
Views
3.5K
Likes
35
Duration
4:12
Published
Jan 27, 2021
User Reviews
4.3
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