کاغذ A4 آمریکایی ها چی میگن؟

Question

آیا آمریکایی ها بهش 8.5*11 میگن؟

Answer 1

Letter or US Letter is a paper size commonly used as home or office stationery in Canada, the United States, Mexico and the Dominican Republic. It measures 8.5 by 11.0 inches (215.9 by 279.4 mm). US Letter size paper is a standard defined by the American National Standards Institute (ANSI), in contrast to the A4 paper used by all other nations, which is defined by the International Organization for Standardization (specifically, in ISO 216). 

https://en.wikipedia.org/wiki/Letter_(paper_size)