Symmetry Understanding

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

• 320

• 144

• 135

• 270

Angle of rotation symmetry

Which of the the following angle of rotations would map the regular hexagon onto itself?

• 52°

• 108°

• 120°

• 305°

What are the angles of rotation for a square?

• multiples of 30

• multiples of 45

• multiples of 90

• multiples of 180

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

• 60

• 160

• 144

• 45

What is the angle of rotation that maps a figure onto itself if the figure has rotational symmetry of order 6?

• 30 degrees

• 60 degrees

• 90 degrees

• 180 degrees

Identify the angles of rotation that maps the image to itself.

• multiples of 120°

• multiples of 180°

• multiples of 90°

• multiples of 60°

Which one is the order of rotational symmetry of the shape?

• 3

• 1

• 4

• 2

What is(are) the angle(s) of rotation needed to rotate this octagon onto itself?

• 45, 135 

• 90, 180 

• both a and b 

• none of the above

Order of symmetry for the following shape is __________

• three

• four

• five

• six