16. Solve side b for the triangle shown below using Law of Sines or Cosines. 11 m 108 10 m A. B

Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
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16
16. Solve side b for the triangle shown below using
Law of Sines or Cosines.
C
11 m
108
B
10 m
of 3
Transcribed Image Text:16. Solve side b for the triangle shown below using Law of Sines or Cosines. C 11 m 108 B 10 m of 3
Expert Solution
Step 1

The Law of Cosines (also called the Cosine Rule) says:  c2 = a2 + b2  2ab cos(C)

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