Trigonometry (10th Edition)

Published by Pearson
ISBN 10: 0321671775
ISBN 13: 978-0-32167-177-6

Chapter 2 - Acute Angles and Right Triangles - Section 2.5 Further Applications of Right Triangles - 2.5 Exercises - Page 83: 29

Answer

$y = (tan 35^{\circ})\times(x-25)$

Work Step by Step

$y = (x-a)\times\tan\theta$ represents a standard equation of a line which makes an angle $\theta$ with the positive side of x-axis such that the point (a, 0) lies on the line. Therefore, just substitute into the standard equation of a line.
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