What is the Square Root of 429?

Instant answer with step-by-step solution

√429 = 20.7123151772
√429 = 20.7123151772
⚠ 429 is not a perfect square — result rounded to 10 significant figures

Step-by-step explanation

  1. We need to find √429 — a number that when multiplied by itself equals 429.
  2. 429 is not a perfect square. Its square root is irrational.
  3. It falls between √400 = 20 and √441 = 21.
  4. Using the formula √N = N^(1/2): √429 = 429^0.5 = 20.7123151772
  5. Verification: 20.7123151772 × 20.7123151772 ≈ 429 ✓ (rounded to 10 significant figures)

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Related calculations

Square root of 429429 square root√428 = 20.6881608656√430 = 20.7364413533√427 = 20.6639783198√431 = 20.760539492√432 = 20.7846096908√426 = 20.6397674406

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Square Root Laws Square Root Chart Easiest Method Negative Square Roots