and d(2,-5), what type of lines are ab
and cd?
1. 8
2. 9
3. 20
4. 3
5. 17
6. 2.2
7. 11.25
8. 1
9. 14
10. 2
step-by-step explanation:
thats the first half
answer: they are supplementary angles
step-by-step explanation: 161+19=180. supplementary angles equal 180 degrees