Line Symmetry A shape has line symmetry if

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Line Symmetry

Line Symmetry

A shape has line symmetry if… You can draw a line through it so

A shape has line symmetry if… You can draw a line through it so that one part is exactly the same as the other part.

These shapes have one line of symmetry

These shapes have one line of symmetry

These shapes have two lines of symmetry

These shapes have two lines of symmetry

Some shapes have more than 2 lines of symmetry How many lines of symmetry

Some shapes have more than 2 lines of symmetry How many lines of symmetry has a square got?

Watch! A square has 4 lines of symmetry

Watch! A square has 4 lines of symmetry

How many lines of symmetry does this shape have? 0 1 2 More than

How many lines of symmetry does this shape have? 0 1 2 More than 2

Watch! This shape has 1 line of symmetry

Watch! This shape has 1 line of symmetry

But how many lines of symmetry does this shape have? 0 1 2 More

But how many lines of symmetry does this shape have? 0 1 2 More than 2

Watch! This shape has 2 lines of symmetry

Watch! This shape has 2 lines of symmetry

How many lines of symmetry does this shape have? 0 1 2 More than

How many lines of symmetry does this shape have? 0 1 2 More than 2

Watch! This shape has 3 lines of symmetry

Watch! This shape has 3 lines of symmetry

But how many lines of symmetry does this shape have? 0 1 2 More

But how many lines of symmetry does this shape have? 0 1 2 More than 2

Watch! This shape has only 2 lines of symmetry

Watch! This shape has only 2 lines of symmetry

What happens when… …you join two shapes together? Investigate.

What happens when… …you join two shapes together? Investigate.

Games! • Symmetry Sort – http: //www. crickweb. co. uk/assets/resources/flash. php? &file=Symm • Symmetry

Games! • Symmetry Sort – http: //www. crickweb. co. uk/assets/resources/flash. php? &file=Symm • Symmetry Shape Game – http: //www. innovationslearning. co. uk/subjects/maths/activities/year 3/symmetry/shape_game. asp Individual Games Virtual Symmetry http: //www. techniquest. org/virtual/sketching/ Line Symmetry Game http: //www. adrianbruce. com/Symmetry/game/whiteboard-activity 4. html Kaleidoscope Painter http: //www. permadi. com/java/spaint. html