Determine the missing statement and reason for the proof below: Given: AB || DC. ZBZD
Prove: BC DA
Statement
Reason
1. AB || DC
2. ZBZD
3. AC AC
14.
5. A ABC A CDA
6. BCDA
1. Given
2. Given
3. Reflexive Property
4.
5. AAS Congruency Postulate
6. СРСтс
Missing Statement: Select
Missing Reason:
Select

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem