10) Given a triangle with angle A 120°, side a = 22 cm and side b-15 cm, find ZB. Find 2B, use Law of Sines %3D Sin Sin a = 22 b=15 ZB = 120°
10) Given a triangle with angle A 120°, side a = 22 cm and side b-15 cm, find ZB. Find 2B, use Law of Sines %3D Sin Sin a = 22 b=15 ZB = 120°
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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Transcribed Image Text:10) Given a triangle with angle A 120°, side a =22 cm and side b-15 cm, find ZB.
undm rt teth
Find 28, use Law of Sines
Sin
Sin
a = 22
b=15
ZB =
120°
o add speaker notes
DEL
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