3 Envelope Paper Size, Dimensions and Format (US Catalog Envelope series)
3 Envelope in millimetres
|Area (A)||45,212 mm²|
|Perimeter (P)||864 mm|
|Diagonal (d)||310.16 mm|
The 3 Envelope format measures 254 x 178 mm or inches. An 3 Envelope paper fromat has an aspect ratio of 1.43:1. The Area of the 3 Envelope paper size is 45,212 mm² or 70 in² with a perimeter of 864 mm or 34 in. An 3 Envelope format has a diagonal length of 310.16 mm or 12.21 in. The 3 Envelope size belongs to the US Catalog Envelope series. In the US Catalog Envelope series there are a total of 12 paper sizes.
There are a total of 12 US Catalog Envelope Paper Sizes.