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Square Diagonal from Side Reference Values

Calculate square diagonal from side length using d = s√2.

Author

Dr. Pablo Gutierrez

Math editorial contributor

Chilean climate scientist at the University of Chile, modeling glacier retreat in the Patagonian ice fields

Reviewed for accuracy by

Dr. Isabella Rossi

Math content reviewer

Italian neuroscientist at Sapienza University of Rome, studying the neural mechanisms of bilingual language processing

Last updatedFebruary 22, 2026

PublishedFebruary 22, 2026

Table of Contents

  1. All value pages
  2. Reference table
  3. FAQs
  4. Methodology and review
  5. Related conversions

Reference Value Index

This page lists 20 reference values for quick browsing and lookup.

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All Reference Values

Reference Table

Square Diagonal from Side reference values
Side LengthSquare Diagonal
1 units1.4142 units
2 units2.8284 units
3 units4.2426 units
4 units5.6569 units
5 units7.0711 units
6 units8.4853 units
7 units9.8995 units
8 units11.3137 units
9 units12.7279 units
10 units14.1421 units
11 units15.5563 units
12 units16.9706 units
13 units18.3848 units
14 units19.799 units
15 units21.2132 units
16 units22.6274 units
17 units24.0416 units
18 units25.4558 units
19 units26.8701 units
20 units28.2843 units

Frequently Asked Questions

Frequently asked questions for Square Diagonal from Side and its reference values.

What does the Square Diagonal from Side calculator do?

It calculates finding corner-to-corner distance for square panels, tiles, and layouts from the values you enter.

What formula does the Square Diagonal from Side calculator use?

Square diagonal = side × √2.

What inputs are valid?

Enter a non-negative side length. Physical dimensions are typically positive.

When would I use this?

finding corner-to-corner distance for square panels, tiles, and layouts

Methodology and Review

Each row on this page links to a value detail page derived from the same conversion data file as the main calculator and reference table. This reduces inconsistencies across page variants.

Editorial metadata and structured data are rendered across the converter page and linked value pages. Review policies are documented in our review process and editorial policy.