_4. An airplane is flying at a height of 4 kilometers above the ground. The distance along the ground from the airplane to the airport is 6 kilometers. What is the angle of depression from the airplane to the airport? A. 23.69° В. 33.69° С. 43.69° D. 53. 69° 00

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter8: Applications Of Trigonometry
Section: Chapter Questions
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_4. An airplane is flying at a height of 4 kilometers above the ground. The distance along
the ground from the airplane to the airport is 6 kilometers. What is the angle of
depression from the airplane to the airport?
A. 23.69°
В. 33.69°
С. 43.69°
D. 53. 69°
_5. A 40-m ladder leaning against the wall. The ladder is 20-m away from the wall to the
foot of the ladder. Find the angle of elevation of the ladder to the ground.
А.
30°
В. 40°
С. 45°
D. 60°
Transcribed Image Text:_4. An airplane is flying at a height of 4 kilometers above the ground. The distance along the ground from the airplane to the airport is 6 kilometers. What is the angle of depression from the airplane to the airport? A. 23.69° В. 33.69° С. 43.69° D. 53. 69° _5. A 40-m ladder leaning against the wall. The ladder is 20-m away from the wall to the foot of the ladder. Find the angle of elevation of the ladder to the ground. А. 30° В. 40° С. 45° D. 60°
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