Select all the pairs that are alternate interior angles. Two parallel lines cut by a horizontal transversal. Angles 1, 2, 5 and 6 are above the transversal. Angles 4, 3, 8, and 7 are below the transversal. Angles 1, 4, 6, and 7 are outside the parallel lines. Angles 2, 3, 5, and 8 are between the parallel lines.
∠5 and ∠4
∠6 and ∠5
∠2 and ∠8
∠8 and ∠1
∠3 and ∠5