Answer
72
Work Step by Step
Since the $tan(45^o) = 1$
This is an isoceles right triangle and $b =12$ $h=12$
$1/2*b*h = 1/2*12*12 = 0.5*144 = 72$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 14 Trigonometric Graphs, Identities, and Equations - 14.1 Graph Sine, Cosine, and Tangent Functions - 14.1 Exercises - Mixed Review - Page 914: 34
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