4. Which one is the name of the angle of elevation? A line of sight horizontal A. LABC B. BDC C. DCB D ZDBA 5. From the above figure, what is the angle of depression? B. ZBDC A. LABC C. DCB D ZDBA 6. A businesswoman is standing 150 feet away from a 280-foot office building. What is the angle of elevation from her to the top of the building? B. 61.8° A. 57.5° C. 67.0° D. 72.9° D

Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
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Related questions
Question
4. Which one is the name of the angle of elevation?
A
line of sight
horizontal
A. LABC
B. BDC
C. DCB
D ZDBA
5. From the above figure, what is the angle of depression?
B. BDC
A. LABC
C. DCB
D ZDBA
6. A businesswoman is standing 150 feet away from a 280-foot office building. What is the angle of
elevation from her to the top of the building?
A. 57.5°
B. 61.8°
C. 67.0°
D. 72.9°
D
Transcribed Image Text:4. Which one is the name of the angle of elevation? A line of sight horizontal A. LABC B. BDC C. DCB D ZDBA 5. From the above figure, what is the angle of depression? B. BDC A. LABC C. DCB D ZDBA 6. A businesswoman is standing 150 feet away from a 280-foot office building. What is the angle of elevation from her to the top of the building? A. 57.5° B. 61.8° C. 67.0° D. 72.9° D
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