Letter

The Letter format is a widely used paper size in the United States and Canada. It measures 8.5 x 11 inches (approximately 216 x 279 mm) and is roughly equivalent to the A4 size used in Europe and many other countries. The aspect ratio of the Letter format is 1:1.294.

The Letter format is primarily used for printing documents such as letters, reports, contracts, and forms. It is also the standard size for many printers and copiers sold in North America. The Letter format provides a good balance between size and manageability, as it offers enough space for text and images while remaining compact enough to be easily filed in folders and archives.

In the United States and Canada, the Letter format is legally established as the standard format for business correspondence and official documents. The use of this format facilitates the exchange of documents between different organizations and companies, as all pages can be printed in the same size and format.

The Letter format is typically printed on printers or copiers with a resolution of 300 to 600 dpi. It can be printed on various types of paper, such as plain paper, cardstock, or letterhead. The background of the Letter format can also be designed differently, depending on the intended use and preferences.

It is important to note that the Letter format is not internationally standardized. When documents are printed in the Letter format, problems may arise in other countries where the format may not be supported or may have a different size. In these cases, it may be necessary to convert the document to the local format or print it in a different format.

The Letter format is an important and widely used paper size in the United States and Canada. It provides a good balance between size and manageability and is used for many different types of documents. Although it is not internationally standardized, it is a standard format for business correspondence and official documents in North America.