Answer
See below.
Work Step by Step
Because $\sec\theta$ equals the hypotenuse divided by the side opposite $\theta$, this must be at least one, since the hypotenuse must be at least as long as the side opposite $\theta$ by Pythagoras' Theorem.
Trigonometry 7th Edition
by McKeague, Charles P.; Turner, Mark D.
Published by
Cengage Learning
ISBN 10:
1111826854
ISBN 13:
978-1-11182-685-7
Chapter 2 - Section 2.1 - Definition II: Right Triangle Trigonometry - 2.1 Problem Set - Page 62: 22
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