Answer:

 

         1.                                                           2.

                                                  

 

         3.                                                           4.

                                                   

 

 

Teacher Notes:

 A line of symmetry divides a figure into two congruent halves that are mirror images of each other9

 

9 Cavanagh, M. (2000).  Math to know (p.455).  Wilmington, MA:  Great Source Education Group