Answer:
Explanation:
Supplementary angles are 2 angles that add up to 180 degrees, and vertical angles are angles opposite to each other. So for supplementary, we can have 1-2,3-4,5-6,7-8,1-3,2-4,5-7,6-8.
And for vertical, there can be 5-8,6-7,1-4 and 2-3
.. right?