Overview
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Learn how to apply the Law of Cosines in trigonometry, exploring its relationship to the Pythagorean Theorem and its use in finding missing sides and angles in triangles. Discover various permutations and work through examples involving Side-Angle-Side and Side-Side-Side scenarios. Gain practical knowledge on solving for side angles, missing angles, and right triangles. Compare the Law of Cosines with the Law of Sines and apply these concepts to real-world situations, such as flight calculations.
Syllabus
Introduction
What is the Law of Cosines
Permutations
Example
Solving for Side Angles
Solving for a Missing Angle
Solving for a Right Triangle
Finding Angles
Law of Cosines
Law of Sines
Flight Example
Right Triangle Example
Taught by
Professor Leonard