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Law of Cosines SAS and SSS - Heron's Formula for the Area of a Triangle

GreeneMath.com via YouTube

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This lesson teaches how to solve oblique triangles in SAS and SSS cases using the Law of Cosines, including its derivation and worked examples. It also demonstrates finding triangle area with Heron's Formula.

Syllabus

Introduction.
Derivation of the Law of Cosines.
Law of Cosines SAS Example #1.
Law of Cosines SAS Example #2.
Law of Cosines SSS Example #1.
Law of Cosines SSS Example #2.
Finding the Area Using Heron's Formula Example #1.
Finding the Area Using Heron's Formula Example #2.

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GreeneMath.com

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