√856 = 29.2574776767. 856 is not a perfect square; the result is irrational.

Is 856 a perfect square?

No, 856 is not a perfect square. Its square root is irrational.

What is 29.2574776767 squared?

29.2574776767 squared is approximately 856. (29.2574776767)² ≈ 856

Instant answer with step-by-step solution

√856 = 29.2574776767

√856 = 29.2574776767

⚠ 856 is not a perfect square — result rounded to 10 significant figures

We need to find √856 — a number that when multiplied by itself equals 856.
856 is not a perfect square. Its square root is irrational.
It falls between √841 = 29 and √900 = 30.
Using the formula √N = N^(1/2): √856 = 856^0.5 = 29.2574776767
Verification: 29.2574776767 × 29.2574776767 ≈ 856 ✓ (rounded to 10 significant figures)

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