Answer
$$θ=1.55$$
Work Step by Step
Using inverse trigonometric functions, we find theta (in radians) is:
$$\tan \left(θ\right)=54.169 \\ θ=\arctan \left(54.169\right) \\ θ=1.55$$
Functions Modeling Change: A Preparation for Calculus, 5th Edition
by Connally, Eric; Hughes-Hallett, Deborah; Gleason, Andrew M.; Cheifetz, Phil C.
Published by
Wiley
ISBN 10:
1118583191
ISBN 13:
978-1-11858-319-7
Chapter 8 - Triangle Trigonometry and Polar Coordinates - 8.1 Trig Functions and Right Triangles - Exercises and Problems for Section 8.1 - Exercises and Problems - Page 332: 16
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