What is the approximate drawing area of Mechanical A paper size?

The drawing area of Mechanical A paper size is approximately 9 X 7 inches. This size is commonly used in mechanical drawing and design work, providing ample space for detailed illustrations and schematics while still being small enough for portability and practical handling. The dimensions are specifically designed to support the requirements of technical documentation, where clarity and precision are paramount.

The other choices present dimensions that do not correspond to the standard Mechanical A format. The standard size allows for efficient use in a variety of applications, making it a recognized size in the field.