(a)
To draw:
The
(a)
Answer to Problem 57HP
The triangle using law of sine:
Explanation of Solution
Given information:
Law of Sines:
Interpretation:
If
Put the value in equation (1):
The property of cross products:
Also, the law of sine is:
The property of cross products:
Therefore,
The triangle using law of sine:
(b)
To draw:
The triangle using the Law of Cosines
(b)
Answer to Problem 57HP
The triangle using law of Cosines:
Explanation of Solution
Given information:
Law of cosine:
Interpretation:
If
Law of cosine:
Simplify the equation:
Also, Law of cosines is:
The theorem of triangle angle sum:
Therefore,
The triangle using law of Cosines:
Chapter 8 Solutions
Geometry, Student Edition
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- Elementary Geometry For College Students, 7eGeometryISBN:9781337614085Author:Alexander, Daniel C.; Koeberlein, Geralyn M.Publisher:Cengage,Elementary Geometry for College StudentsGeometryISBN:9781285195698Author:Daniel C. Alexander, Geralyn M. KoeberleinPublisher:Cengage Learning