What is the Square Root of 28?

Instant answer with step-by-step solution

√28 = 5.2915026221
√28 = 5.2915026221
⚠ 28 is not a perfect square — result rounded to 10 significant figures

Step-by-step explanation

  1. We need to find √28 — a number that when multiplied by itself equals 28.
  2. 28 is not a perfect square. Its square root is irrational.
  3. It falls between √25 = 5 and √36 = 6.
  4. Using the formula √N = N^(1/2): √28 = 28^0.5 = 5.2915026221
  5. Verification: 5.2915026221 × 5.2915026221 ≈ 28 ✓ (rounded to 10 significant figures)

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Related calculations

Square root of 2828 square root√27 = 5.1961524227√29 = 5.3851648071√26 = 5.0990195136√30 = 5.4772255751√31 = 5.5677643628√25 = 5

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Square Root Laws Square Root Chart Easiest Method Negative Square Roots