Trigonometry (11th Edition) Clone

Published by Pearson
ISBN 10: 978-0-13-421743-7
ISBN 13: 978-0-13421-743-7

Chapter 1 - Review Exercises - Page 43: 22



Work Step by Step

$\frac{6}{a}=\frac{7}{7+11}$ Take similar triangles and correspond the sides $\frac{6}{a}=\frac{7}{18}$ 7a=108 a=15.4
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