How Can You Draw a Square with Only 3 Lines?

[Wilmer]

Using 3 straight lines only, draw a square.

 

[Opalg]

Using 3 straight lines only, draw a square.

[sp]

$\Huge4$ long space ($=2^2$)

​

[/sp]

 

[I like Serena]

Following Opalg's example: ;)

Spoiler

\begin{tikzpicture}
\draw[ultra thick] (0,0) -- (0,1) -- (-0.3,0.7) (-0.3,0) -- (0.3,0);
\end{tikzpicture}
($1 = 1^2$)

 

[Wilmer]

Yepper...nice solves!

 

[Wilmer]

|\/ = 4 and |X = 9 and [ = 100

 

[I like Serena]

I have a couple more: $+|$ and $--|$.

 

[Greg]

/|
\|
 |

 

[Wilmer]

C'mon Greg...don't you have anything better to do?

 

[I like Serena]