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雑学
05 Jan 2020•03 Dec 2017

A4サイズの長さ（センチとインチ）と比率

A4は210mm×297mmの長方形です。インチでは約8.26772×11.6929。比率は約1.41421356。

a4

単位 | 横 | 縦

  • | - | -
    ミリメートル | 210mm | 297mm
    センチメートル | 21cm | 29.7cm
    インチ | 8.26772in | 11.6929in

比率　1.41421356

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A4は210mm×297mmの長方形です。インチでは約8.26772×11.6929。比率は約1.41421356。