Square Root Calculator › Square root of 340
Square Root of 340
√340 ≈ 18.439089
340 is not a perfect square, so √340 is an irrational number that is approximately 18.439089. In simplified radical form, √340 = 2√85.
√340 lies between √324 = 18 and √361 = 19.
| Number | 340 |
| Square root (decimal) | 18.439089 |
| Simplified radical | 2√85 |
| Perfect square? | No |
| Rational? | No |
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Frequently asked questions
Is 340 a perfect square?
No, 340 is not a perfect square, so its square root is irrational and approximately 18.439089.
What is the square root of 340 in simplest radical form?
√340 = 2√85 in simplest radical form.