Determine if the sequence below is arithmetic or geometric and determine the common difference/ ratio in simplest form 3,5,7

Danny draws a transversal, t, on two parallel lines ab and cd, as shown below: he makes the following table to prove that the alternate interior angles are equal: which is the missing justification? (6 points) corresponding angles formed by a transversal on parallel lines are supplementary. corresponding angles formed by a transversal on parallel lines are congruent. co-interior angles formed by a transversal on parallel lines are congruent. co-exterior angles formed by a transversal on parallel lines are congruent.

1foot = 12 inches; 1 yard = 3 feet

Can someone me out here number 4 plz