Answer:
d
Step-by-step explanalime boba no other
 
        
             
        
        
        
Answer:
See explanation
Step-by-step explanation:
Consider triangles ABC and DEC. In these triangles,
 - given - given
 - given; - given;
 as vertical angles. as vertical angles.
So, 
 by SAS postulate (two sides and angle between these sides of one triangle are congruent to two sides and angle between these sides of another triangle, so triangles are congruent).
 by SAS postulate (two sides and angle between these sides of one triangle are congruent to two sides and angle between these sides of another triangle, so triangles are congruent).
Congruent triangles have congruent corresponding parts, hence,

 
        
             
        
        
        
Answer:
4
Step-by-step explanation:
 Semoga membantu anda anda sekalian
bye vangkee