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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 13. Trigonometric Ratios and Functions - 13.1 Use Trigonometry with Right Triangles - Guided Practice for Examples 3 and 4 - Page 854: 5
