Question

Please explain how you got the answer!

Answer 1

Definition of additional: MORE, more, and more.
Not a definition of additional: SAME, same, and same.

We are given that EF is parallel to GH.
Remember, the definition of additional.

We wouldn't want the same piece of information, would we?

That's why we want a new piece of information:
Answer Choice B; FG parallel to EH.

Answer 2

The correct answer is side EF is congruent to side GH