Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 13, Trigonometric Ratios and Functions - 13.5 Apply the Law of Sines - 13.5 Exercises - Problem Solving - Page 888: 46a

Answer

$\approx29.25$ square inches

Work Step by Step

The area of a triangle can be calculated by multiplying two sides' length and the sine of their included angle by $0.5$. Hence here the area: $0.5\cdot8.5\cdot8.5\cdot\sin(54^\circ)\approx29.25$ square inches
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