Trigonometry 7th Edition

Published by Cengage Learning
ISBN 10: 1111826854
ISBN 13: 978-1-11182-685-7

Chapter 1 - Section 1.3 - Definition I: Trigonometric Functions - 1.3 Problem Set - Page 32: 31



Work Step by Step

without a calculator, think of the unit circle, and remember that $\cos$ corresponds to an $x$ value, and as we know, the greatest $x$ values are as close to 0° or 360° as possible, and therefore $\cos35°$ is greater as it has more value when thinking about it in terms of $x$ and the unit circle
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