Answer
Standard
Work Step by Step
When solving a SAS triangle, we can use the Standard Form of the Law of Cosines. This is because it solves for a side length.
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 8 - 8.2 - Law of Cosines - 8.2 Exercises - Page 573: 3
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