http://www.ck12.org Chapter 12. Rigid Transformations
d)
Figures a), b), and d) all haveline symmetry.
Line Symmetry:When a figure has one or more lines of symmetry.
Example 2:Do the figures below have line symmetry?
a)
b)
Solution:Yes, both of these figures have line symmetry. One line of symmetry is shown for the flower; however it
has several more lines of symmetry. The butterfly only has one line of symmetry.