Half Letter Paper Size, Dimensions and Format (US series)
Half Letter in millimeters
|Area (A)||30,240 mm²|
|Perimeter (P)||712 mm|
|Diagonal (d)||257.40 mm|
The Half Letter format measures 140 x 216 mm or 5.5 x 8.5 inches. An Half Letter paper fromat has an aspect ratio of 1:1.54. The Area of the Half Letter paper size is 30,240 mm² or 46.75 in² with a perimeter of 712 mm or 28 in. An Half Letter format has a diagonal length of 257.40 mm or 10.12 in. The Half Letter size belongs to the US series. In the US series there are a total of 8 paper sizes.
Frequently Asked Questions:
There are a total of 8 US Paper Sizes.