For Exercises 1 to 4,
If
a)

b)

Exercises
a)
To find:
The value of
Given:
The given figure is,
Definition:
The pairs of angles on one side of the transversal but inside the two lines are called Consecutive Interior Angles. Sum of measures of these angles is
Calculation:
Consider the given figure,
Figure (1)
From the figure (1),
b)
To find:
The value of
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