1. vertical or opposite angles and equal
2. adjacent and supplemental and equal 180 when added
3. same as 1
4. adjacent and complementary and equal 90 when added
5. same as 4
6. adjacent angles side by side share one arm
7. corresponding or F pattern and equal
8. alternate interior or Z pattern and equal
9. alternate exterior and equal
10. same as 7
Step-by-step explanation: