
Concept explainers
The value of the

Answer to Problem 15WE
The angle
Explanation of Solution
Given information:
In the figure
The right angle is an angle with one angle equal to
Thus,
The angle
Since,
That is,
Therefore,
The angle
Chapter 2 Solutions
McDougal Littell Jurgensen Geometry: Student Edition Geometry
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- Mariela is in her classroom and looking out of a window at a tree, which is 20 feet away. Mariela’s line of sight to the top of the tree creates a 42° angle of elevation, and her line of sight to the base of the tree creates a 31° angle of depression. What is the height of the tree, rounded to the nearest foot? Be sure to show your work to explain how you got your answer.arrow_forward1arrow_forward20arrow_forward
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