Square Root Calculator › Square root of 12
Square Root of 12
√12 ≈ 3.464102
12 is not a perfect square, so √12 is an irrational number that is approximately 3.464102. In simplified radical form, √12 = 2√3.
√12 lies between √9 = 3 and √16 = 4.
| Number | 12 |
| Square root (decimal) | 3.464102 |
| Simplified radical | 2√3 |
| Perfect square? | No |
| Rational? | No |
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Frequently asked questions
Is 12 a perfect square?
No, 12 is not a perfect square, so its square root is irrational and approximately 3.464102.
What is the square root of 12 in simplest radical form?
√12 = 2√3 in simplest radical form.