Master Solving for the missing parts of a triangle using the law of cosines SSS

Master Solving for the missing parts of a triangle using the law of cosines SSS

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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The video tutorial explains how to find missing parts of a triangle using the law of cosines. It covers identifying the largest angle, rewriting the law of cosines for different angles, and solving for angles step-by-step. The tutorial also demonstrates using the law of sines to find remaining angles, emphasizing the importance of avoiding the ambiguous case by identifying the obtuse angle first.

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3 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the significance of avoiding the ambiguous case when solving triangles?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How do you find the value of angle A after determining angle B?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

Summarize the steps to find all missing angles in a triangle using the law of sines after finding one angle.

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