Ann is sitting in a movie theater, 5 meters from the screen. The angle of elevation from her line of sight to the top of the screen is 18°, and the angle of depression from her line of sight to the bottom of the screen is 48°. Find the height of the entire screen. Do not round any intermediate computations. Round your answer to the nearest tenth.
Ann is sitting in a movie theater, 5 meters from the screen. The angle of elevation from her line of sight to the top of the screen is 18°, and the angle of depression from her line of sight to the bottom of the screen is 48°. Find the height of the entire screen. Do not round any intermediate computations. Round your answer to the nearest tenth.
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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Transcribed Image Text:O TRIGONOMETRIC FUNCTIONS
Using trigonometry to find a length in a word problem with two...
Ann is sitting in a movie theater, 5 meters from the screen. The angle of elevation from her line of sight to the top of the screen is 18°, and the angle of
depression from her line of sight to the bottom of the screen is 48°. Find the height of the entire screen.
Do not round any intermediate computations. Round your answer to the nearest tenth.
Note that the figure below is not drawn to scale.
18°
48°
meters
T
5 meters
II
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