What is the size of printer paper?

Here's some information about the size of printer paper:

The most common size of printer paper used in North America is <a href="https://www.wikiwhat.page/kavramlar/Letter%20Size">Letter Size</a>, which measures 8.5 x 11 inches (215.9 x 279.4 mm).

In most other parts of the world, the standard size is <a href="https://www.wikiwhat.page/kavramlar/A4%20Size">A4 Size</a>, which measures 210 x 297 millimeters (8.27 x 11.69 inches). A4 is part of the <a href="https://www.wikiwhat.page/kavramlar/ISO%20216">ISO 216</a> standard.

Other less common but standardized sizes exist as well, such as <a href="https://www.wikiwhat.page/kavramlar/Legal%20Size">Legal Size</a> (8.5 x 14 inches) which is primarily used in the United States.