Symmetry

Front

What is symmetry?

Back

Symmetry is when one shape becomes exactly like another if you flip, slide, or turn it.

Front

What does it mean if a shape is symmetrical?

Back

A shape is symmetrical if it can be divided into two identical halves.

Front

What is a line of symmetry?

Back

A line of symmetry is a line that divides a shape into two mirror-image halves.

Front

How many lines of symmetry does a square have?

Back

A square has 4 lines of symmetry.

Front

How many lines of symmetry does a circle have?

Back

A circle has an infinite number of lines of symmetry.

Front

How many lines of symmetry does a triangle have?

Back

An equilateral triangle has 3 lines of symmetry.

Front

Is a butterfly symmetrical?

Back

Yes, a butterfly is symmetrical with 1 line of symmetry.

Front

Can a shape be not symmetrical? Give an example.

Back

Yes, a shape can be not symmetrical. For example, a scalene triangle is not symmetrical.

Front

What happens if you fold a symmetrical shape?

Back

If you fold a symmetrical shape along its line of symmetry, the two halves will match perfectly.

Front

What is rotational symmetry?

Back

Rotational symmetry is when a shape can be rotated around a center point and still look the same.