In the diagram, transversal \( t \) cuts across the parallel lines \( a \) and \( b \). Match the pairs of angles with the relationship that shows they are congruent.
alternate exterior angles
\( \angle 1, \angle 8 \) and \( \angle 2, \angle 7 \)
vertical angles
vertical angles
corresponding angles
\( \angle 1, \angle 5 \) and \( \angle 2, \angle 6 \)
\( \angle 1, \angle 5 \) and \( \angle 2, \angle 6 \)
alternate interior angles
\( \angle 2, \angle 3 \) and \( \angle 5, \angle 8 \)
\( \angle 3, \angle 6 \) and \( \angle 4, \angle 5 \)
\( \angle 3, \angle 6 \) and \( \angle 4, \angle 5 \)
\( \qquad \)
\( \qquad \)
\( \qquad \)
