Answered: 24. A man with a height of 163 cm…

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter8: Applications Of Trigonometry

Section8.2: The Law Of Cosines

Problem 3E

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24. A man with a height of 163 cm stands in front of a lamp-post and casts a shadow of 168 cm on the ground. Find the angle of elevation of the top of the lamp-post. A. 97 B. 86 C. 53° D. 440 25. How far from the building must a ladder begin in order to rise 20 feet with a 53 angle of elevation? A. 15.07 1. B. 20.13 ft. C. 43.72 R D. 62.31 ft. 26. Evaluate which among the statements below is TRUE? A. sine 30° is greater than tangent 45 B. cos = is equal to 46.55°. C. The height of a tree that is 15m tall casts a shadow of 23m will have an angle of elevation equal to 33°. D. An airplane in the air with an altitude 205 feet is 50 feet away from the base to the building. The angle of depression is 48°.

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