How to use the law of cosines with your calculator (SAS)

The video tutorial guides students through solving a triangle problem using trigonometric laws. It begins with setting up the problem and identifying the known elements of the triangle. The instructor then demonstrates the application of the Law of Cosines to find unknown sides and angles, emphasizing the importance of order of operations and calculator use. The tutorial also discusses the Law of Sines, highlighting its limitations in certain cases. The session concludes with final calculations and a review of the results, ensuring students understand the process and theorems used.

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