six
None or one.
four lines
Contour-line drawing refers to drawing the outline of something,usually a human figure. Matisse has many examples of this.
That will depend on the shape of the figure which isn't named
There are many ways to create a stick figure using standard textual symbols. 'o-[-
If the figure is an image of a real heart, then there are no lines of symmetry. If it is an idealised heart, then 1.
To determine the number of lines of symmetry in a figure, you need to analyze its shape. A figure can have multiple lines of symmetry, such as vertical, horizontal, or diagonal lines, depending on its symmetry properties. For example, a circle has infinite lines of symmetry, while a rectangle has two. If you provide a specific figure, I can give a more precise answer.
It depends on the irregular figure. A rectangle, for example, has two.
An octagon is an eight-sided figure.
A lot
It can certainly have 0, 1, 2 or 6 lines of symmetry.
Go on poptropica and figure out yourself!!