A quick and easy explanation of what a line of symmetry is, how symmetrical shapes work, and what your child will have to learn about them in school.
Symmetry - Definition, Types, Examples, and Diagrams
Reflection symmetry If you can draw a line through a shape so that one half is the mirror image of the other then the shape has reflection or line symmetry. - ppt
Line of Symmetry of a Quadratic Graph - Corbettmaths
Congruency, Symmetry for Grade 4 (examples, solutions, videos)
Line Symmetry, Vertical & Horizontal Lines of Symmetry
Give three examples of shapes with no line of symmetry.
Symmetrical Patterns
Line of Symmetry: Definition, Types, Shapes and Examples - Kunduz
What is a Linear Symmetry?, Symmetrical Figure