For each of the following shapes, indicate whether the dotted line shown divides the shape into two similar mirror halves.

Here are the answers for each picture:

1. The vertical dotted line divides the star into two similar mirror halves.
   • Yes
2. The horizontal dotted line does not divide the star into two similar mirror halves.
   • No
3. The diagonal dotted line does not divide the star into two similar mirror halves.
   • No
4. The vertical dotted line divides the shape into two similar mirror halves.
   • Yes
5. The diagonal dotted line does not divide the shape into two similar mirror halves.
   • No
6. The horizontal dotted line divides the shape into two similar mirror halves.
   • Yes
7. The horizontal dotted line does not divide the triangle into two similar mirror halves.
   • No
8. The vertical dotted line divides the square into two similar mirror halves.
   • Yes
9. The diagonal dotted line divides the square into two similar mirror halves.
   • Yes
10. The horizontal dotted line does not divide the letter R into two similar mirror halves.
    • No
11. The vertical dotted line does not divide the letter S into two similar mirror halves.
    • No
12. The horizontal dotted line does not divide the letter S into two similar mirror halves.
    • No