Symmetry

Front

What is symmetry?

Back

Symmetry is when a shape can be divided into two identical halves that are mirror images of each other.

Tags

CCSS.4.G.A.3

Front

What is a line of symmetry?

Back

A line of symmetry is an imaginary line that divides a shape into two equal parts that are mirror images.

Tags

CCSS.4.G.A.3

Front

How many lines of symmetry does a square have?

Back

A square has 4 lines of symmetry.

Tags

CCSS.4.G.A.3

Front

How many lines of symmetry does a rectangle have?

Back

A rectangle has 2 lines of symmetry.

Tags

CCSS.4.G.A.3

Front

How many lines of symmetry does a circle have?

Back

A circle has an infinite number of lines of symmetry.

Tags

CCSS.4.G.A.3

Front

How many lines of symmetry does a triangle have?

Back

An equilateral triangle has 3 lines of symmetry.

Tags

CCSS.4.G.A.3

Front

How many lines of symmetry does a regular pentagon have?

Back

A regular pentagon has 5 lines of symmetry.

Tags

CCSS.4.G.A.3

Front

How many lines of symmetry does a regular hexagon have?

Back

A regular hexagon has 6 lines of symmetry.

Tags

CCSS.4.G.A.3

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.

Tags

CCSS.4.G.A.3

Front

What is rotational symmetry?

Back

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

Tags

CCSS.HSG.CO.A.4