# How big are the dimensions of a sheet of paper?

Depends on the sheet. A standard sized sheet of typing/printer/copier paper is 11 inches by 8.5 inches.

### What is the difference between one dimension two dimensions and three dimensions?

It's a difference in how things are perceived. For instance, our world is three-dimensional. Imagine looking at one side of a piece of paper. That's one dimension. Now look at both sides of the paper; front and back, it's two dimensions. Now imagine the paper turns into a box. That's three dimensions. 1-length 2-width 3-height That answer is just so wrong. A line is one dimensional. It has just length no width or height. (This…