Law of Cosines

Sal derives the Law of Cosines using a method similar to the wayward ship captain word problem he solves in another video. This video provides a good review of using the SOH-CAH-TOA model, the Pythagorean Theorem, some of the basic trig identities, and algebra.

Concepts

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law of cosines, Trigonometry

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Additional Tags

law of cosines, Trigonometry, law of cos, finding sides or angles of any triangle, math

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Resource Details

Grade

11th - Higher Ed

Subjects

Math

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Resource Type

Instructional Videos

Media Length

9:27

Audiences

For Teacher Use

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Instructional Strategy

Flipped Classroom

Accessibility

Closed Captions

Usage Permissions

Creative Commons

BY-NC-SA: 3.0