Square root of 70
The square root of 70 is 8.3666 (rounded to 6 decimal places). It cannot be simplified.
Square root of 70
Pick any whole number from 1 to 10,000.
How to work it out
- 1
The square root of 70 is the number that multiplied by itself gives 70.
- 2
70 is between the perfect squares 8² = 64 and 9² = 81, so its square root is between 8 and 9.
- 3
70 has no square factor bigger than 1, so the radical stays as it is.
- 4
A calculator, or long division of digits, gives
LaTeX source of the formulas on this page
\[ \sqrt{70} = \sqrt{70} \approx 8.3666 \]
\[ \sqrt{70} \]
\[ \sqrt{70} \approx 8.3666 \]Squares around 70
| Number | Squared |
|---|---|
| 7 | 49 |
| 8 | 64 |
| 9 | 81 |
| 10 | 100 |
Questions
What is the square root of 70?
The square root of 70 is 8.3666 (rounded to 6 decimal places). It cannot be simplified.
Is 70 a perfect square?
No. It lies between 8² = 64 and 9² = 81.
What is 70 squared?
70 × 70 = 4900.
What is the square root of 70 rounded to 2 decimals?
8.37.