Line of Symmetry

Front

What is a line of symmetry?

Back

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

Front

How many lines of symmetry does an equilateral triangle have?

Back

An equilateral triangle has 3 lines of symmetry.

Front

Which triangle has no lines of symmetry?

Back

A scalene triangle has no lines of symmetry.

Front

What is an example of a shape with one line of symmetry?

Back

A rectangle has one line of symmetry.

Front

What is an example of a shape with multiple lines of symmetry?

Back

A square has 4 lines of symmetry.

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

Can a shape have no lines of symmetry? Give an example.

Back

Yes, a shape can have no lines of symmetry. An example is a scalene triangle.

Front

What is the line of symmetry for a circle?

Back

A circle has an infinite number of lines of symmetry.

Front

True or False: All rectangles are symmetrical.

Back

True.

Front

True or False: All shapes have at least one line of symmetry.

Back

False.