The A4 size measures 21x29.7 cm or 8.27x11.69". A A4 format card has an aspect ratio of 70/99. The area of the A4 paper size is 623.7 cm² or 96.67 inch² with a perimeter of 101.4 cm or 39.92". A A4 format has a diagonal length of 29.7 cm or 11.69". The A4 format belongs to the A series.
FAQ
What series does the A4 format belong to?
The A4 format belongs to the A series
What is the size of the A4 format?
The size of the A4 format is 21x29.7 cm or 8.27x11.69"
What is the aspect ratio of the A4 format?
The aspect ratio of the A4 format is 70/99
What is the area of the A4 format?
The area of the A4 format is 623.7 cm² or 96.67 inch²
What is the perimeter size A4?
The perimeter of the A4 format is 101.4 cm or 39.92"
What is the diagonal size A4?
The diagonal of the A4 format is 29.7 cm or 11.69"
4A0
- Size: 168.2x237.8 cm
- Aspect ratio: 29/41
2A0
- Size: 118.9x168.2 cm
- Aspect ratio: 41/58
A0+
- Size: 91.4x129.2 cm
- Aspect ratio: 457/646
A0
- Size: 84.1x118.9 cm
- Aspect ratio: 29/41
A1+
- Size: 60.9x91.4 cm
- Aspect ratio: 609/914
A1
- Size: 59.4x84.1 cm
- Aspect ratio: 594/841
A2
- Size: 42x59.4 cm
- Aspect ratio: 70/99
A3+
- Size: 32.9x48.3 cm
- Aspect ratio: 47/69
A3
- Size: 29.7x42 cm
- Aspect ratio: 99/140
A4
- Size: 21x29.7 cm
- Aspect ratio: 70/99
A5
- Size: 14.85x21 cm
- Aspect ratio: 99/140
A6
- Size: 10.5x14.85 cm
- Aspect ratio: 70/99
A7
- Size: 7.4x10.5 cm
- Aspect ratio: 74/105
A8
- Size: 5.2x7.4 cm
- Aspect ratio: 26/37
A9
- Size: 3.7x5.2 cm
- Aspect ratio: 37/52
A10
- Size: 2.6x3.7 cm
- Aspect ratio: 26/37
A11
- Size: 1.8x2.6 cm
- Aspect ratio: 9/13
A12
- Size: 1.3x1.8 cm
- Aspect ratio: 13/18
A13
- Size: 0.9x1.3 cm
- Aspect ratio: 9/13
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