Square root of 388
The square root of 388 is 19.697716 (rounded to 6 decimal places). In simplest radical form it is 2ā97.
Square root of 388
Pick any whole number from 1 to 10,000.
How to work it out
- 1
The square root of 388 is the number that multiplied by itself gives 388.
- 2
388 is between the perfect squares 19Ā² = 361 and 20Ā² = 400, so its square root is between 19 and 20.
- 3
Pull out the biggest square factor: 388 = 4 Ć 97, so
- 4
A calculator, or long division of digits, gives
LaTeX source of the formulas on this page
\[ \sqrt{388} = 2\sqrt{97} \approx 19.697716 \]
\[ \sqrt{388} = \sqrt{4 \times 97} = 2\sqrt{97} \]
\[ \sqrt{388} \approx 19.697716 \]Squares around 388
| Number | Squared |
|---|---|
| 18 | 324 |
| 19 | 361 |
| 20 | 400 |
| 21 | 441 |
Questions
What is the square root of 388?
The square root of 388 is 19.697716 (rounded to 6 decimal places). In simplest radical form it is 2ā97.
Is 388 a perfect square?
No. It lies between 19Ā² = 361 and 20Ā² = 400.
What is 388 squared?
388 Ć 388 = 150544.
What is the square root of 388 rounded to 2 decimals?
19.70.