Square Root Calculator › Square root of 85
Square Root of 85
√85 ≈ 9.219544
85 is not a perfect square, so √85 is an irrational number that is approximately 9.219544. In simplified radical form, √85 = √85.
√85 lies between √81 = 9 and √100 = 10.
| Number | 85 |
| Square root (decimal) | 9.219544 |
| Simplified radical | √85 |
| Perfect square? | No |
| Rational? | No |
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Frequently asked questions
Is 85 a perfect square?
No, 85 is not a perfect square, so its square root is irrational and approximately 9.219544.
What is the square root of 85 in simplest radical form?
√85 = √85 in simplest radical form.