Given the two-column proof, fill in the blanks. Given: Prove: Statements Reasons 1. 1. Given 2. 2. Alternate interior angles theorem 3. 3. Definition of congruence 4. 4. __________ 5. 5. Inscribed angles theorem 6. __________ 6. Substitution 7. 7. Division property of equality 8. 8. Definition of congruence