The A3 paper size in cm is 29,7 x 42 cm. The A series starts with A0. An A0 is one square meter. An A1 is half of an A0. The area of an A1 is, therefore, half a square meter. The length to width ratio of an A0 and all sizes in the A series are √2:1. The area of an A3 is ½ × ½ × ½ = 1 / 8 m².

Dimensions of the A series paper sizes 4A0, 2A0, A0, A1, A2, A3, A4, A5, A6, A7, A8, A9 and A10 width and height in inches (in), millimetres (mm), centimetres (cm) and metres (m).

A series paper sizes and dimensions are defined by the ISO 216 international paper size standard. The A series is comman and world wide used paper size. The base A0 size of paper is defined as having an area of 1 m2 and a dimension ratio of 1 to √2.

Find out exact A3 paper size dimensions in cm for your printing or designing job. A3 is an ISO standard paper size, and the actual dimensions are defined in mm. So the A3 size in cm that we give you is precise, not rounded. The size of one sheet of A3 paper in cm is 42cm x 29.7cm.

The dimensions of A3 size is 29.7 x 42 cm or 297 x 420 mm or 11.7 x 16.5 inches.

A3 size in all values. A3 paper size in cm, inches, pixels and mm. Detailed dimensions for the international a3 paper size.

But what are the dimensions of A3 size in cm? You can read it below. An A3 size in cm has a width of 42 cm and a length of 29,7 cm. When ordering printed matter, you are often asked how many grams of paper you want the calendar, menu or brochure printed on. Quite a tricky question.

A3 size measures exactly 11.69″ x 16.54″ in inches, 297 x 420 in mm, or 29.7 x 42.0 in cm. This size is half the dimensions of A2 when folded or cut, following the same halving principle of the A-series.

An A3 piece of paper measures 297 × 420 mm or 11.7 × 16.5 inches. Cutting it in half will create two A4 sheets of paper. An A3 piece of paper will fit into a C3 envelope.

Jan 17, 2025 · A3 Size Dimensions in Inches, cm, mm, and Pixels. The A3 paper size is part of the ISO 216 standard, which defines the “A” series of paper sizes. This standard is used worldwide, making it easy to standardize printing and document preparation. The exact dimensions of A3 size are as follows: In millimeters: 297 mm x 420 mm