Concept explainers
To find: the values of x and y .
Answer to Problem 18WE
Explanation of Solution
Given:
The diagram:
Concept Used:
Theorem 3-3: If two parallel lines are cut by a transversal then the same-side interior
Label the given figure as shown below:
Now, lines
Similarly, lines
Now, consider the equations:
Add equations (1) and (2),
Substitute
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