What is the order of rotational symmetry in a regular octagon?

Draw the lines of symmetry in the following figure.

Give the order of rotational symmetry for the following figures when rotated about the marked point (x):

How many lines of symmetry can a circle have? (no line of symmetry $/$ one $/$ four $/$ infinite).

Draw the line of symmetry in the following figure.

Draw the line of symmetry in the figure.

How many lines of symmetry does a star have?

Draw the lines of symmetry in the following figures.

Draw the lines of symmetry in the following figure.

Draw the lines of symmetry in the following figures.

Draw the line of symmetry in the following figure.

Represent the union of two sets by Venn diagram for each of the following.

$X=\{x | x$ is a prime number between $80$ and $100\}$

$Y=\{y | y$ is an odd number between $90$ and $100\}$

Give the order of rotational symmetry for the following figure when rotated about the marked point$\left(\mathrm{x}\right):$

Draw, whenever possible, a rough sketch of a quadrilateral with rotational symmetry but not a line of symmetry.

Draw the line of symmetry in the following figure.