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Home  /  Algebra and Trigonometry (11e)  /  Chapter 6 · Additional Topics in Trigonometry
Section 6.2

Law of Cosines

Solving oblique triangles via Law of Cosines (SSS, SAS); Heron formula for area.

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 6.6
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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