In the figure below, lines p and q are parallel to each other.
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p
q
يمنيا
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Angle 1 and angle 5 are considered equal.
Which of the following justifies why angle 1 and angle 5 are considered to be equal?
A. Angle 1 and angle 5 are vertical angles.
B. Angle 1 and angle 5 are supplementary angles.
C. Angle 1 and angle 5 are corresponding angles.
D. Angle 1 and angle 5 are alternate angles.