It is called a quatrain
A stanza of four lines is called a quatrain.
A quatrain is, in poetry, a specific type of poem. There are not many rules to follow, and writing a quatrain is fairly simple. The quatrain contains just four lines. That's it and that's all the rules for writing a quatrain.
They are four lines that coincide pairwise in at least four distinct points.
If you think about it youwill know.But a Square has four lines of symmetry.
A square has exactly four lines of symmetry.
A quatrain is a stanza with four lines.
Four. Qua is a prefix, meaning four.
intersecting lines
four lines
This site doesn't let you use pictures, but I assume you just connect all four lines, since a square has four lines...
If the question means, "What do you call the point where two lines cross?" The answer would be "intersection". Otherwise, I would call them 2 intersecting lines.
The four lines of the Great Wall of China are in four separate directions.