√366 = 19.1311264697. 366 is not a perfect square; the result is irrational.

Is 366 a perfect square?

No, 366 is not a perfect square. Its square root is irrational.

What is 19.1311264697 squared?

19.1311264697 squared is approximately 366. (19.1311264697)² ≈ 366

Instant answer with step-by-step solution

√366 = 19.1311264697

√366 = 19.1311264697

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

We need to find √366 — a number that when multiplied by itself equals 366.
366 is not a perfect square. Its square root is irrational.
It falls between √361 = 19 and √400 = 20.
Using the formula √N = N^(1/2): √366 = 366^0.5 = 19.1311264697
Verification: 19.1311264697 × 19.1311264697 ≈ 366 ✓ (rounded to 10 significant figures)

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