12mo Paper Size, Dimensions and Format (Books series)


127 x 187.3




Aspect ratio 1:1.48
Perimeter (P) 628.60 mm
Diagonal (d) 226.30 mm
Area (A) 23,787.10 mm²


The 12mo format measures 127 x 187.3 mm or 5 x 7.4 inches. An 12mo paper fromat has an aspect ratio of 1:1.48. The Area of the 12mo paper size is 23,787.10 mm² or 37 in² with a perimeter of 628.60 mm or 24.80 in. An 12mo format has a diagonal length of 226.30 mm or 8.93 in. The 12mo size belongs to the Books series. In the Books series there are a total of 17 paper sizes.

Frequently Asked Questions

The size of an 12mo paper is 127 x 187.3 mm

The size of an 12mo paper in inches is 5 x 7.4 in

The half size of an 12mo paper is 63.5 x 93.65 mm or 2.5 x 3.7 in

The aspect ratio of an 12mo is 1:1.48

The area of an 12mo paper is 23,787.10 mm or 37 in

The perimeter of an 12mo paper is 628.60 mm or 24.80 in

The diagonal measurement of 12mo paper is 226.30 mm or 8.93 in

Other Books Paper Sizes →

There are a total of 17 Books Paper Sizes.