Square Root Calculator › Square root of 70
Square Root of 70
√70 ≈ 8.3666
70 is not a perfect square, so √70 is an irrational number that is approximately 8.3666. In simplified radical form, √70 = √70.
√70 lies between √64 = 8 and √81 = 9.
| Number | 70 |
| Square root (decimal) | 8.3666 |
| Simplified radical | √70 |
| Perfect square? | No |
| Rational? | No |
Calculate another square root
Nearby square roots
Frequently asked questions
Is 70 a perfect square?
No, 70 is not a perfect square, so its square root is irrational and approximately 8.3666.
What is the square root of 70 in simplest radical form?
√70 = √70 in simplest radical form.