Concept explainers
To calculate:
The
Answer to Problem 28PPS
The angle between trail
Explanation of Solution
Given information:
Concept used:
Law of cosines:
Where,
Calculation:
With the help of the map diagram, it is observed that having the three sides and no angles measures get the help of the law of cosines to solve the issue.
Lets
Law of cosines:
Where,
And
First substitute and then simplify,
Now simplify,
Now solve for the
Now use the invers cosine ratio, the value of
Hence, the angle between trail
Chapter 8 Solutions
Geometry, Student Edition
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