What is the angle of rotational symmetry of a circle?

What is the angle of rotational symmetry of a square?

What is the angle of rotational symmetry of a parallelogram?

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 letter is the following has rotational symmetry is _______

Which of the following figures have rotational symmetry of order more than 1?

Some english alphabets have fascinating symmetrical structures. Which capital letters have only one line of symmetry (like E))? Which capital letters have rotational symmetry of order 2 (like I)? Fill the following table, thinking along such lines.