38" x 55"
The standard size of an A3 poster is 11.7 inches by 16.5 inches.
The standard size of poster paper is 24 inches by 36 inches.
The standard size of an A3 poster is 11.7 inches by 16.5 inches.
The typical size used for poster paper is 24 inches by 36 inches.
The standard poster size for a landscape orientation is typically 24 inches by 36 inches.
A large poster of the Declaration of Independance is 36 x 24. Three times this size is 108 x 72
The largest size of poster board available is typically around 40 inches by 60 inches.
The typical poster size for an academic conference is usually around 36 inches by 48 inches.
The largest circle on the poster when drawing the rest of the solar system.
11x12
The standard size of an extra large poster board is typically 22 inches by 28 inches.
Poster printing at places like Kinko's or UPS allows you to take an image and blow it up to poster size. Then it can be printed off for about $5, depending on the size you want. Make sure your image is large enough to be formatted to that size, however.