How to draw 2d objects on 1d paper?

[thatisthat]

Here in the 3d world, we have 2d paper where we can draw 2d representations of 3d objects.

How would a 2d being draw a representation of a 2d object on a line?

Is that even possible?

 

[rollcast]

Here in the 3d world, we have 2d paper where we can draw 2d representations of 3d objects.

How would a 2d being draw a representation of a 2d object on a line?

Is that even possible?

It would just be a line representing the width of the cross-section present in that 2d beings' plane from the angle that they look at it.