SOLUTION: Given: Line AB is parallel to line CD
Angle 1 is congruent to Angle 2
Prove: line AD is parallel to line BC
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-> SOLUTION: Given: Line AB is parallel to line CD
Angle 1 is congruent to Angle 2
Prove: line AD is parallel to line BC
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Question 992939: Given: Line AB is parallel to line CD
Angle 1 is congruent to Angle 2
Prove: line AD is parallel to line BC Answer by ikleyn(52790) (Show Source):