Practice problem
Which of the following pairs of angles are alternate exterior angles?
∠1\angle{1}∠1 & ∠8\angle{8}∠8
∠3\angle{3}∠3 & ∠4\angle{4}∠4
∠4\angle{4}∠4 & ∠5\angle{5}∠5
∠2\angle{2}∠2 & ∠8\angle{8}∠8
Type a concept, like “slope” or “photosynthesis”.