Answer:
1. 5
2. 6
3. 1
4. 4
5. 2
6. 3
Explanation:
→Number 1 is paired with explanation 5, because it explains how a certain pair can be associated with one another, and provides the example of corresponding angles.
→Number 2 is paired with explanation 6, because the explanation states how angles are paired with one another based on the correspondence between them.
→Number 3 is paired with explanation 1, because the explanation states how sides are paired with one another based on the correspondence between them.
→Number 4 is paired with explanation 4, because the explanation is talking about how figures can be congruent to one another.
→Number 5 is paired with explanation 2, because the explanation states the definition of an included angle.
→Number 6 is paired with explanation 3, because the explanation states the definition of an included side.