Answer
.85
Work Step by Step
We divide cosine by sine to find:
$cot57^{\circ} = \frac{cos57^{\circ}}{sin57^{\circ}}=\frac{.54}{.65} =.85$
Elementary Geometry for College Students (7th Edition)
by Alexander, Daniel C.; Koeberlein, Geralyn M.
Published by
Cengage
ISBN 10:
978-1-337-61408-5
ISBN 13:
978-1-33761-408-5
Chapter 11 - Section 11.3 - The Tangent Ratio and Other Ratios - Exercises - Page 520: 34b
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