What is the angle of rotational symmetry of a parallelogram?

What is the angle of rotational symmetry of a square?

What is the angle of rotational symmetry of a circle?

The order of rotational symmetry of a square is

Give the order of rotational symmetry for each figure.

Can you now tell the order of rotational symmetry for an equilateral triangle. How many lines of semetry?

The angle bisectors of a parallelogram form a

Number of lines of symmetry, for a parallelogram is _______

Show that the angle bisectors of a parallelogram form a rectangle.