Equilateral Triangle Area from Side

Calculate equilateral triangle area from side length using A = (√3/4)s².

Author

Dr. Aisha Bello

Math editorial contributor

Nigerian public health specialist with an MPH from Harvard, working on vaccine distribution logistics in West Africa

Reviewed by

Dr. Samuel Okafor

Math content reviewer

Nigerian-Canadian data scientist with a PhD from the University of Toronto, building ML models for early cancer detection

Last updatedFebruary 22, 2026

PublishedFebruary 22, 2026

Table of Contents

  1. Reference values
  2. Calculator
  3. Reference table
  4. FAQs
  5. Methodology and review
  6. Related conversions

11 units =

52.3945 sq units

Representative value from the Equilateral Triangle Area from Side reference table.

Reference Values

Browse 20 reference values with individual detail pages for quick lookup.

Browse all reference values

Equilateral Triangle Area from Side

Calculate equilateral triangle area from side length using A = (√3/4)s².

Calculated Result

Reference Table

Use this complete table for quick lookup and internal linking to specific value pages.

Equilateral Triangle Area from Side Reference
Side LengthTriangle Area
1 units0.433 sq units
2 units1.7321 sq units
3 units3.8971 sq units
4 units6.9282 sq units
5 units10.8253 sq units
6 units15.5885 sq units
7 units21.2176 sq units
8 units27.7128 sq units
9 units35.074 sq units
10 units43.3013 sq units
11 units52.3945 sq units
12 units62.3538 sq units
13 units73.1791 sq units
14 units84.8705 sq units
15 units97.4279 sq units
16 units110.8513 sq units
17 units125.1407 sq units
18 units140.2961 sq units
19 units156.3176 sq units
20 units173.2051 sq units

Frequently Asked Questions

Common questions about Equilateral Triangle Area from Side, formulas, and typical use cases.

What does the Equilateral Triangle Area from Side calculator do?

It calculates estimating triangular panel area, layout coverage, and geometry homework values from the values you enter.

What formula does the Equilateral Triangle Area from Side calculator use?

Equilateral triangle area = (√3 / 4) × side².

What inputs are valid?

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

When would I use this?

estimating triangular panel area, layout coverage, and geometry homework values

Methodology and Review

This page combines a live calculator, precomputed reference values, and FAQ content from the same conversion definition to reduce mismatch between calculator output and lookup tables.

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