Answer:
Step-by-step explanation:
Angles 1 and 3 are supplementary.
Angles 4 and 2 are supplementary.
Angles 3 and 4 are supplementary.
Angles 1 and 2 are supplementary.
Angles 5 and 6 are supplementary.
Angles 5 and 7 are supplementary.
Angles 8 and 6 are supplementary.
Angles 7 and 8 are supplementary.
Angles 1 and 4 are vertical.
Angles 2 and 3 are vertical.
Angles 5 and 8 are vertical.
Angles 6 and 7 are vertical.
Angles 5 and 4 are alternate interior.
Angles 3 and 6 are alternate interior.
Angles 1 and 8 are alternate exterior.
Angles 2 and 7 are alternate exterior.
Angles 1 and 5 are corresponding.
Angles 3 and 7 are corresponding.
Angles 2 and 6 are corresponding.
Angles 4 and 8 are corresponding.
