Answer
y= 8.9m
Work Step by Step
Law of sines
$\frac{sine 75°}{15 m}$ = $\frac{sine 35°}{y}$
$\frac{1}{y}$ = $\frac{sine 75°}{15 m}$ * $\frac{1}{sine 35°}$
y = $\frac{15 m}{sine 75°}$ * sine 35°
= 8.9m
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 520: 19
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