Square Root Calculator › Square root of 55
Square Root of 55
√55 ≈ 7.416198
55 is not a perfect square, so √55 is an irrational number that is approximately 7.416198. In simplified radical form, √55 = √55.
√55 lies between √49 = 7 and √64 = 8.
| Number | 55 |
| Square root (decimal) | 7.416198 |
| Simplified radical | √55 |
| Perfect square? | No |
| Rational? | No |
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Frequently asked questions
Is 55 a perfect square?
No, 55 is not a perfect square, so its square root is irrational and approximately 7.416198.
What is the square root of 55 in simplest radical form?
√55 = √55 in simplest radical form.