C=120.6S A = 18.92 B-40 2. Find both solutions to the ambiguous triangle given by A = 40°, b = 20, a = 15 10) Sn (B) sin(40) 81.01 20 18.99 20 sin B = 20 Sin(40)= 0.8571 20sin(4o) 15 135 15 a is B= Sin-l Co.857D 58.99 40°A 23.049 1.59 58.99 58.99+40+ 8=180
C=120.6S A = 18.92 B-40 2. Find both solutions to the ambiguous triangle given by A = 40°, b = 20, a = 15 10) Sn (B) sin(40) 81.01 20 18.99 20 sin B = 20 Sin(40)= 0.8571 20sin(4o) 15 135 15 a is B= Sin-l Co.857D 58.99 40°A 23.049 1.59 58.99 58.99+40+ 8=180
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.2: Trigonometric Functions Of Angles
Problem 18E
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Transcribed Image Text:C=120.6S
A = 18.92 B-40
2. Find both solutions to the ambiguous triangle given by A = 40°, b = 20, a = 15
10)
Sn (B)
sin(40)
81.01
20
18.99
20
sin B = 20 Sin(40)= 0.8571
20sin(4o)
15
135
15 a
is
B= Sin-l Co.857D 58.99
40°A
23.049
1.59
58.99
58.99+40+ 8=180
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