Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter 5 - Trigonometric Functions - 5.3 Trigonometric Functions Values and Angle Measures - 5.3 Exercises - Page 532: 56


$\dfrac {s^{2} \sqrt 3}{4}$

Work Step by Step

$A=\dfrac {ab\times\sin \alpha }{2}$ $A=\dfrac {s\times s\times \sin 60^{0}}{2}=\dfrac {s^{2} \sqrt 3}{4}$
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