Question

30 points, please help, no links

Answer 1

Answer:

Step-by-step explanation:

1) $r \parallel s$ (given)

2) $\angle 2$ and $\angle 4$ are supplementary (angles that form a linear pair are supplementary)

3) $\angle 4 \cong \angle 8$ (corresponding angles theorem)

4) $\angle 2$ and $\angle 8$ are supplementary (substitution)