Concept explainers
Find the height of the tree.
Answer to Problem 13P
Explanation of Solution
Given:
To find the height of a tree across a river, C laid off a base line 70 m long and measured the angles shown.He found the angle of elevation of the top of the tree from A to be
Calculation :
Split
CD is the height of the tree.
In triangle ABC ,
Find AC by Sine Formula , in triangle ABC:
In the right triangle ACD,
So, height of the tree is 13.1 m.
Chapter 12 Solutions
Algebra and Trigonometry: Structure and Method, Book 2
Additional Math Textbook Solutions
Intermediate Algebra
A Graphical Approach to College Algebra (6th Edition)
College Algebra (7th Edition)
College Algebra in Context with Applications for the Managerial, Life, and Social Sciences (5th Edition)
College Algebra (10th Edition)
- Algebra and Trigonometry (6th Edition)AlgebraISBN:9780134463216Author:Robert F. BlitzerPublisher:PEARSONContemporary Abstract AlgebraAlgebraISBN:9781305657960Author:Joseph GallianPublisher:Cengage LearningLinear Algebra: A Modern IntroductionAlgebraISBN:9781285463247Author:David PoolePublisher:Cengage Learning
- Algebra And Trigonometry (11th Edition)AlgebraISBN:9780135163078Author:Michael SullivanPublisher:PEARSONIntroduction to Linear Algebra, Fifth EditionAlgebraISBN:9780980232776Author:Gilbert StrangPublisher:Wellesley-Cambridge PressCollege Algebra (Collegiate Math)AlgebraISBN:9780077836344Author:Julie Miller, Donna GerkenPublisher:McGraw-Hill Education