√84 = 9.1651513899. 84 is not a perfect square; the result is irrational.

Is 84 a perfect square?

No, 84 is not a perfect square. Its square root is irrational.

What is 9.1651513899 squared?

9.1651513899 squared is approximately 84. (9.1651513899)² ≈ 84

Instant answer with step-by-step solution

√84 = 9.1651513899

√84 = 9.1651513899

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

We need to find √84 — a number that when multiplied by itself equals 84.
84 is not a perfect square. Its square root is irrational.
It falls between √81 = 9 and √100 = 10.
Using the formula √N = N^(1/2): √84 = 84^0.5 = 9.1651513899
Verification: 9.1651513899 × 9.1651513899 ≈ 84 ✓ (rounded to 10 significant figures)

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