What is the Square Root of 66?
The square root of 66 (√66) is 8.124038. 66 is an irrational square root rounded to 8.124038.
Exact Answer
√66 = 8.124038
Principal Root (√66)
8.124038
Real Roots
±8.124038
Perfect Square?
No (Irrational)
Exponential Form
66^(1/2)
Step-by-Step Solution: √66 = 8.124038
Step 1
Definition of Square Root
The square root of 66 is the number y such that y × y = 66.
√66 = 8.124038
Summary & Alternative Representations
| Property / Format | Value |
|---|---|
| Principal Root (√66) | 8.124038 |
| Real Roots | ±8.124038 |
| Perfect Square? | No (Irrational) |
| Exponential Form | 66^(1/2) |
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Frequently Asked Questions
Is 66 a perfect square?
No, 66 is not a perfect square; its decimal approximation is 8.124038.