Skip to main content

Paper Size Converter Nasıl Hesaplanır?

learn.whatIsHeading

ISO 216 defines the A-series paper sizes (A4, A3, A0...) using a √2:1 ratio so each size is exactly half the area of the one above. A4 (210×297mm) is the global standard.

Formül

A-series: A0=1 m² | Each step (A1, A2...) = previous / 2 | B-series: between A sizes | C-series: envelope sizes

Adım Adım Kılavuz

  1. 1A0 = 841×1189mm (exactly 1m² area)
  2. 2Each subsequent size = fold in half along long edge
  3. 3√2:1 aspect ratio preserved throughout the series
  4. 4US Letter = 216×279mm (slightly different ratio)

Çözümlü Örnekler

Giriş
A4 dimensions
Sonuç
210 mm × 297 mm = 8.27" × 11.69"

Sık sorulan sorular

What is Paper Size?

ISO 216 defines the A-series paper sizes (A4, A3, A0. ) using a √2:1 ratio so each size is exactly half the area of the one above

How accurate is the Paper Size calculator?

The calculator uses the standard published formula for paper size. Results are accurate to the precision of the inputs you provide. For financial, medical, or legal decisions, always verify with a qualified professional.

What units does the Paper Size calculator use?

This calculator works with inches, square metres. You can enter values in the units shown — the calculator handles all conversions internally.

What formula does the Paper Size calculator use?

The core formula is: A0 = 841×1189mm (exactly 1m² area). Each step in the calculation is shown so you can verify the result manually.

Hesaplamaya hazır mısınız? Ücretsiz Paper Size Converter Hesaplayıcıyı deneyin

Kendiniz deneyin →

Ayarlar

GizlilikKoşullarHakkında© 2026 PrimeCalcPro