Trigonometry 7th Edition

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: 35



Work Step by Step

$= 4 \sin 30^{\circ}$ $= 4 \times (\frac{1}{2})$ [substituting exact value of sin $30^{\circ}$] $=$ 2
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