Pls help :((. Im really stuck and confused

Step-by-step explanation:

2. AB || CD                              2. Def of parallelogram

3. <BAC is congr <DCA         3. alt int angles of parallel lines

4. seg AB is congr seg CD    4. Theorem: opp sides of parallel are congr

5. <s AEB and CED are rt <s    5. Def of perpendicular lines

6. <AEB is congr <CED           6. Theorem: all right angles are congr

7. tr. AEB is congr tr. CED       7. AAS

8. seg. AE is congr seg. CE   8. CPCTC

9. <BEC is a rt <                      9. Def of perpendicular lines

10. <AEB is congr <BEC         10. Theorem: all right angles are congr

11. seg BE is congr seg. BE     11. Theorem: congr of seg's is reflexive

12. tr. AEB is congr tr. CEB       12. SAS

13. seg AB congr seg BC         13. CPCTC

step-by-step explanation:

did you get the answer?