Lines of Symmetry

Front

What is a line of symmetry?

Back

A line of symmetry is a line that divides a shape into two identical halves that are mirror images of each other.

Front

Can a circle have a line of symmetry?

Back

Yes, a circle has an infinite number of lines of symmetry.

Front

What shape has one line of symmetry?

Back

A rectangle has one line of symmetry.

Front

How many lines of symmetry does a square have?

Back

A square has four lines of symmetry.

Front

Is this shape symmetrical? (Show a symmetrical shape)

Back

Yes, this shape is symmetrical.

Front

Is this shape symmetrical? (Show an asymmetrical shape)

Back

No, this shape is not symmetrical.

Front

What is an example of a shape with no lines of symmetry?

Back

An irregular shape, like a starfish, has no lines of symmetry.

Front

What do we call a shape that looks the same when folded in half?

Back

We call it a symmetrical shape.

Front

Draw a line of symmetry on a butterfly shape.

Back

The line of symmetry can be drawn vertically down the middle of the butterfly.

Front

What happens if you fold a symmetrical shape?

Back

If you fold a symmetrical shape, both halves will match perfectly.