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Home  /  Algebra and Trigonometry (4e)  /  Chapter 6 · Trigonometric Functions: Right Triangle Approach
Section 6.6

The Law of Cosines

Law of cosines; SSS, SAS triangles.

3 lessons. Pick what you need.

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Chapter 6 · Trigonometric Functions: Right Triangle Approach
6.1 6.2 6.3 6.4 6.5 6.6
Lesson

Lesson on the Law of Cosines

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Examples

Examples on the Law of Cosines with an SSS Triangle

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Lesson

Lesson on Heron's Formula for the Area of a Triangle

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