Concept explainers
To calculate:
The value of
Answer to Problem 24PPS
The value of
Explanation of Solution
Given information:
Round
Concept used:
Law of cosines:
Where,
Calculation:
With the help of the diagram, it is observed that having the two sides and an included angle so, get the help of the Law of cosines to get the value of
Law of cosines:
Where,
Consider
First substitute and then simplify,
Now simplify the,
Now take the square root of each side.
Now simplify the under square root value
Hence the value of
Chapter 8 Solutions
Geometry, Student Edition
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