Square Root Calculator › Square root of 129
Square Root of 129
√129 ≈ 11.357817
129 is not a perfect square, so √129 is an irrational number that is approximately 11.357817. In simplified radical form, √129 = √129.
√129 lies between √121 = 11 and √144 = 12.
| Number | 129 |
| Square root (decimal) | 11.357817 |
| Simplified radical | √129 |
| Perfect square? | No |
| Rational? | No |
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Frequently asked questions
Is 129 a perfect square?
No, 129 is not a perfect square, so its square root is irrational and approximately 11.357817.
What is the square root of 129 in simplest radical form?
√129 = √129 in simplest radical form.