10.5 Envelope Paper Size, Dimensions and Format (US Catalog Envelope series)
10.5 Envelope
12 x 9
Format
Measurements
| Aspect ratio | 1.33:1 |
|---|---|
| Perimeter (P) | 42 in |
| Diagonal (d) | 15 in |
| Area (A) | 108 in² |
Information
The 10.5 Envelope format measures 305 x 229 mm or 12 x 9 inches. An 10.5 Envelope paper fromat has an aspect ratio of 1.33:1. The Area of the 10.5 Envelope paper size is 69,845 mm² or 108 in² with a perimeter of 1,068 mm or 42 in. An 10.5 Envelope format has a diagonal length of 381.40 mm or 15 in. The 10.5 Envelope size belongs to the US Catalog Envelope series. In the US Catalog Envelope series there are a total of 12 paper sizes.
Frequently Asked Questions
The size of an 10.5 Envelope paper is 305 x 229 mm
The size of an 10.5 Envelope paper in inches is 12 x 9 in
The half size of an 10.5 Envelope paper is 152.5 x 114.5 mm or 6 x 4.5 in
The aspect ratio of an 10.5 Envelope is 1.33:1
The area of an 10.5 Envelope paper is 69,845 mm or 108 in
The perimeter of an 10.5 Envelope paper is 1,068 mm or 42 in
The diagonal measurement of 10.5 Envelope paper is 381.40 mm or 15 in
Other US Catalog Envelope Paper Sizes →
There are a total of 12 US Catalog Envelope Paper Sizes.