What is the missing statement in step 7 of the proof?
ABD CDB

ABC CDA
BAD ADC
A B C D

Question

What is the missing statement in step 7 of the proof?
  ABD     CDB
    
  ABC     CDA
BAD    ADC
A    B    C    D

anonymous · Answer

rove: 	    
    

Proof:
Statement	Reason
1. Quadrilateral ABCD is a parallelogram.	given
2. 	 
3. Draw   .   is a transversal that cuts 
    two pairs of parallel lines:   and  
    and   and   .	drawing a line segment
4. CAB    ACD
    BCA    CAD	Alternate Interior Angles Theorem
5. mCAB = mACD
    mBCA = mCAD	Congruent angles have equal measures.
6. AC = AC	Reflexive Property of Equality
7. 	ASA criterion for congruence
8.      
         	Corresponding sides of congruent triangles are congruent.

anonymous · Answer

attachment

anonymous · Answer

need help i dont know how to do this at all!
help please