Square Area Calculator

Calculate the area, perimeter, and diagonal of a square.

How to Use This Calculator

  1. Enter your Shape.
  2. Enter your Side Length.
  3. Click Calculate to see instant results with a step-by-step breakdown.
  4. Use the Share button to copy a link with your inputs pre-filled.

⚠️ Results are for informational purposes only. Always verify important calculations with a qualified professional.