A ruler.
A paper scale or grammage scale is used to measure the grammage (weight) of a piece of paper. It typically measures the mass of paper in grams per square meter (g/m²) by weighing a standardized area of the paper.
A single piece of A4 paper measures 297 millimetres in length and 210 millimetres in width.
11"
Identical to that of a piece of string, but not as thick.
depends upon the size of the paper
A piece of paper has a length and a width. Though extremely small, the paper has a thickness, giving the paper 3D.
it is as big as a piece of paper
a thermograph
A piece of paper has three dimensions. They are the length, width and thickness of the paper. Paper is available in many sizes such as A1, A3, A4 and A5.
If cutting off 5 inches left 4 inches, then the original length of one piece was 9 inches. The other piece was also 9 inches. Therfore the original piece of construction paper was 18 inches
how long is a piece of string? What instrument?
A standard piece of paper, such as A4 size, measures 21 centimeters in width and 29.7 centimeters in height. In the U.S., a standard letter-sized paper measures 21.6 centimeters by 27.9 centimeters. The dimensions can vary for different types of paper, but these are the most commonly used sizes.