Angle of Rotation

Which number of degrees below describes an angle that can rotate this regular polygon back onto itself?

• 40

• 120

• 72

• 240

Which number of degrees below describes an angle that can rotate this regular polygon back onto itself?

• 60

• 280

• 288

• 320

Which number of degrees below describes an angle that can rotate this regular polygon back onto itself?

• 60

• 160

• 144

• 45

Which number of degrees below describes an angle that can rotate this regular polygon back onto itself?

• 216

• 288

• 72

• 40

Which number of degrees below describes an angle that can rotate this regular polygon back onto itself?

• 45

• 320

• 240

• 90

Which number of degrees below describes an angle that can rotate this regular polygon back onto itself?

• 280

• 90

• 45

• 120

What is one of the angles of rotation needed to rotate this octagon onto itself?

• 60

• 135

• 120

• 240

Identify the smallest angle of rotation that maps the image to itself.

• 180°

• 360°

• 90°

• No rotational symmetry

What are the angles of rotation for a square?

• multiples of 30

• multiples of 45

• multiples of 90

• multiples of 180

What are the angles of rotation for an octagon?

• multiples of 45

• multiples of 51.4

• multiples of 60

• multiples of 72