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Home  /  Big Ideas Math Precalculus (2024 edition)  /  Chapter 6 · Additional Topics in Trigonometry
Section 6.2

Law of Cosines

Law of cosines for SAS and SSS triangles; area formulas.

3 lessons. Pick what you need.

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Chapter 6 · Additional Topics in Trigonometry
6.1 6.2 6.3 6.4 6.5
Lesson

Lesson on the Law of Cosines

Guided Notes Guided Notes (Word Version)
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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