If line l is parallel to line m and line t is a transversal, find corresponding angles.
∠1 and ∠2
∠2 and ∠7
∠2 and ∠3
∠1 and ∠5
∠1 and ∠5 are a pair of corresponding angles.
Find angle x if line l is parallel to line m and line n is a transversal.