Concept explainers
(a)
To Find: The diagram to represent the given data.
(a)
Answer to Problem 51E
The required diagram is shown in Figure 1
Explanation of Solution
Given:
The angle of elevation to an airplane from two points A and B on level ground are
Calculation:
From the given data the required diagram is shown in Figure 1
Figure 1
(b)
To Find: The distance between the plane and the point B .
(b)
Answer to Problem 51E
The distance between point B and the plane is
Explanation of Solution
Consider the angle
Obtain the distance BD by the law of sine as,
Thus, the distance between point B and the plane is
(c)
To Find: The altitude of the plane.
(c)
Answer to Problem 51E
The altitude of the plane is
Explanation of Solution
Consider the value of angle C is obtained as,
Then, the distance BC by sine angle property is obtained as,
(d)
To Find: The distance the plane must travel before it is directly above the point A.
(d)
Answer to Problem 51E
The distance that the plane must travel is
Explanation of Solution
Consider the distance from AD is obtained as,
Then, use the cosine angle as,
Then,
Chapter 6 Solutions
EBK PRECALCULUS W/LIMITS
- Calculus: Early TranscendentalsCalculusISBN:9781285741550Author:James StewartPublisher:Cengage LearningThomas' Calculus (14th Edition)CalculusISBN:9780134438986Author:Joel R. Hass, Christopher E. Heil, Maurice D. WeirPublisher:PEARSONCalculus: Early Transcendentals (3rd Edition)CalculusISBN:9780134763644Author:William L. Briggs, Lyle Cochran, Bernard Gillett, Eric SchulzPublisher:PEARSON
- Calculus: Early TranscendentalsCalculusISBN:9781319050740Author:Jon Rogawski, Colin Adams, Robert FranzosaPublisher:W. H. FreemanCalculus: Early Transcendental FunctionsCalculusISBN:9781337552516Author:Ron Larson, Bruce H. EdwardsPublisher:Cengage Learning