The square root of 12 is 3.46410162 (rounded to 8 decimal places).
The square root of 12 is 3.46410162 (rounded to 8 decimal places).
It is not a perfect square, so the root is irrational. In simplest radical form, √12 = 2√3, because 12 = 4 × 3.
12 lies between the perfect squares 9 (3²) and 16 (4²), so √12 is between 3 and 4. Our answer 3.46410162 fits that range.
You can check it by squaring the result: 3.46410162² ≈ 12.
| √12 | = 3.46410162 |
| 3.46410162² | = 12 |
| ∛12 | = 2.289428 |
| Number | Square root | Note |
|---|---|---|
| 8 | 2.828427 | |
| 9 | 3 | perfect square |
| 10 | 3.162278 | |
| 11 | 3.316625 | |
| 12 | 3.464102 | this page |
| 13 | 3.605551 | |
| 14 | 3.741657 | |
| 15 | 3.872983 |
The square root of 12 is 3.46410162 (rounded to 8 decimal places).
No. The nearest perfect squares are 9 and 16.
Irrational. Its decimal never ends or repeats.
The cube root of 12 is about 2.289428.
Yes. Use the calculator on this page, or open the full free Scientific Calculator with memory, history and keyboard support.