Find the order of rotational symmetry for the following:  

A square

Find the order of rotational symmetry for the following:   

A rectangle

Find the order of rotational symmetry for the following:   

The letter N 

Find the angle of rotation for the following:

A scalene triangle 

Find the angle of rotation for the following: 

An equilateral triangle 

Find the angle of rotation for the following:  

A square

Find the angle of rotation for the following:  

A regular pentagon

Find the angle of rotation and order of rotation for the following letter:

$\mathrm{P}$

Find the angle of rotation and order of rotation for the following letter: 

$\mathrm{H}$