The RD1 size measures 54.61x78.74 cm or 21.5x31". A RD1 format card has an aspect ratio of 43/62. The area of the RD1 paper size is 4,299.99 cm² or 666.5 inch² with a perimeter of 266.7 cm or 105". A RD1 format has a diagonal length of 95.82 cm or 37.73". The RD1 format belongs to the Chinese series.
FAQ
What series does the RD1 format belong to?
The RD1 format belongs to the Chinese series
What is the size of the RD1 format?
The size of the RD1 format is 54.61x78.74 cm or 21.5x31"
What is the aspect ratio of the RD1 format?
The aspect ratio of the RD1 format is 43/62
What is the area of the RD1 format?
The area of the RD1 format is 4,299.99 cm² or 666.5 inch²
What is the perimeter size RD1?
The perimeter of the RD1 format is 266.7 cm or 105"
What is the diagonal size RD1?
The diagonal of the RD1 format is 95.82 cm or 37.73"
Formats Chinese:
RD0
Size: 31x43"
Aspect ratio: 31/43
Chinese
D0
Size: 30.1x41.9"
Aspect ratio: 301/419
Chinese
RD1
Size: 21.5x31"
Aspect ratio: 43/62
Chinese
D1
Size: 20.9x29.9"
Aspect ratio: 209/299
Chinese
RD2
Size: 15.5x21.5"
Aspect ratio: 31/43
Chinese
D2
Size: 15x20.8"
Aspect ratio: 75/104
Chinese
RD3
Size: 10.7x15.5"
Aspect ratio: 107/155
Chinese
D3
Size: 10.4x14.8"
Aspect ratio: 26/37
Chinese
RD4
Size: 7.7x10.7"
Aspect ratio: 77/107
Chinese
D4
Size: 7.4x10.2"
Aspect ratio: 37/51
Chinese
RD5
Size: 5.4x7.7"
Aspect ratio: 54/77
Chinese
D5
Size: 5.1x7.2"
Aspect ratio: 17/24
Chinese
RD6
Size: 3.9x5.4"
Aspect ratio: 13/18
Chinese
D6
Size: 3.6x5"
Aspect ratio: 18/25
Chinese
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