Answer:
8. A. ∠2 and ∠4
9. A. ∠4 ≅ ∠8
10. B. ∠2 ≅ ∠8
11. B. ∠1 and ∠6 are supplementary
Step-by-step explanation:
8. they are verticle angles which mean they are congruent
9. they are corresponding angles
10. they are alternate exterior angles (on the outside and opposite sides)
11. supplementary means they add up to 180 which they do
