A1 Envelope Paper Size, Dimensions and Format (US Announcement Envelope series)
A1 Envelope in millimeters
|Area (A)||11,960 mm²|
|Perimeter (P)||444 mm|
|Diagonal (d)||159.26 mm|
The A1 Envelope format measures 92 x 130 mm or 3.6 x 5.1 inches. An A1 Envelope paper fromat has an aspect ratio of 1:1.41. The Area of the A1 Envelope paper size is 11,960 mm² or 18.36 in² with a perimeter of 444 mm or 17.40 in. An A1 Envelope format has a diagonal length of 159.26 mm or 6.24 in. The A1 Envelope size belongs to the US Announcement Envelope series. In the US Announcement Envelope series there are a total of 9 paper sizes.
Frequently Asked Questions:
There are a total of 9 US Announcement Envelope Paper Sizes.