12 Envelope Paper Size, Dimensions and Format (US Commercial Envelope series)
12 Envelope in millimeters
|Area (A)||33,759 mm²|
|Perimeter (P)||800 mm|
|Diagonal (d)||304.11 mm|
The 12 Envelope format measures 279 x 121 mm or 11 x 4.8 inches. An 12 Envelope paper fromat has an aspect ratio of 2.31:1. The Area of the 12 Envelope paper size is 33,759 mm² or 52.80 in² with a perimeter of 800 mm or 31.60 in. An 12 Envelope format has a diagonal length of 304.11 mm or 12 in. The 12 Envelope size belongs to the US Commercial Envelope series. In the US Commercial Envelope series there are a total of 11 paper sizes.
Frequently Asked Questions:
There are a total of 11 US Commercial Envelope Paper Sizes.