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What is the square root of 85?

Answer
9.219544
85 is not a perfect square9.219544² = 9.219544² ≈ 859.219544 × 9.219544 = ≈ 85

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How We Calculated This

√n — the number which, multiplied by itself, equals n

√85 = 9.219544

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What is the square root of 1?1 (exact)What is the square root of 2?1.414214What is the square root of 3?1.732051What is the square root of 4?2 (exact)What is the square root of 5?2.236068

Calculated using verified formulas. Last updated March 2026.