Mathematics & calculation

Area of a Square Calculator (Side or Diagonal)

Calculate the area of a square from the length of its side (A = s²) or its diagonal (A = d² ÷ 2). Formulas explained, finding the side from the area with a square root, tile and land examples, and results in cm², m², in² or ft².

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<div
  class="bethemesh-widget"
  data-tool="square-area-calculator"
  data-lang="en"
  data-theme="auto"
  data-min-height="360"
  data-max-height="760"
  data-sandbox="allow-scripts allow-same-origin"
  data-allow="clipboard-write"
></div>
<script src="https://bethemesh.com/widgets/v1/bethemesh.js" async></script>
<p style="margin:6px 0 0;font:12px/1.4 system-ui,sans-serif">Free tool by <a href="https://bethemesh.com/en/tools/square-area-calculator">Bethemesh</a></p>

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Area of a Square Calculator (Side or Diagonal)

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