What is being measured?
Nominal long edge of this specified paper or envelope format. Uses the source’s native dimension; individual cut sheets can vary.
Use the named object, variant and dimension. A manufactured or natural object can differ from this reference.
- Dimension
- long edge
- Reference value
- 420 mm
- Evidence
- Nominal standard size
- In metres
- 0.420 m
Put the length in perspective
One A3 paper represents approximately 4.91 card lengths measured end to end. This is a length ratio; it does not calculate how the objects pack or fit.
A3 paper · 0.420 m
Metre · 1 m
Foot (international) · 0.3048 m