Answer
$\frac{sine α}{a}$ = $\frac{sine β}{b}$
Work Step by Step
Using theorem 11.4.2
Law of Sines
$\frac{sine α}{a}$ = $\frac{sine β}{b}$
Using the above equation we can find the value of sin α.since we know the value of a,b and β.
Elementary Geometry for College Students (6th Edition)
by Alexander, Daniel C.; Koeberlein, Geralyn M.
Published by
Brooks Cole
ISBN 10:
9781285195698
ISBN 13:
978-1-28519-569-8
Chapter 11 - Section 11.4 - Applications with Acute Triangles - Exercises - Page 519: 7a
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