9 Envelope Paper Size, Dimensions and Format (US Commercial Envelope series)

9 Envelope in millimetres

225 x 98 mm


9 Envelope-paper-size


Aspect ratio 2.3:1
Area (A) 22,050 mm²
Perimeter (P) 646 mm
Diagonal (d) 245.42 mm


The 9 Envelope format measures 225 x 98 mm or inches. An 9 Envelope paper fromat has an aspect ratio of 2.3:1. The Area of the 9 Envelope paper size is 22,050 mm² or 34.71 in² with a perimeter of 646 mm or 25.60 in. An 9 Envelope format has a diagonal length of 245.42 mm or 9.72 in. The 9 Envelope size belongs to the US Commercial Envelope series. In the US Commercial Envelope series there are a total of 11 paper sizes.

Other US Commercial Envelope Paper Sizes

There are a total of 11 US Commercial Envelope Paper Sizes.