With a pair of scissors. Personally I use my mind to will the paper to cut itself.
The answer depends on the piece of paper. You can cut it in half lengthways: it will still be a piece of paper but its width will be half as large!
Take a piece of paper and cut it in half (anywhere will do) and you will have two pieces of paper - and your original piece of paper has changed shape.
No you can not but you can get a paper cut.
Take a scissor and cut a piece of paper. Stupid paper!
The height of a piece of paper folded in half once is half of its original height.
YesA piece of paper can be split in half several different ways. One can cut it with scissors (horizontally or vertically) tear it, slice it with knife or use a professional cutting machine (like guillotine).But if you mean cutting the paper in half, thick-wise,that is a lot more difficult to do. If the paper is regular printer or newspaper thickness, regular household methods won't cut it. For that you need laboratory equipment, especially something that can do cutting on molecular level.
Cut a piece of paper!!
To make a paper mouth, you can fold a piece of paper in half and cut out a mouth shape. Then, you can decorate it with markers or crayons to add details like teeth or a tongue.
Cut a circle from a piece of paper. The paper has thickness so, that makes the circle that you cut from the paper a cylinder.
Folding the piece of paper does not change the thickness of the piece of paper. However, the thickness of the folded paper would be twice that of the original sheet of paper.
Q. What size is half of an A4 piece of paperA. A5 piece of paper 1/2 of A5 = A6 1/2 of A6 = A7
Wright "yourself" on a piece of paper then cut the paper....It's as easy as that...