Popular: 1/2 + 3/4 20% of 150 GCF(12, 18) 100 ÷ 7 √144 Circle r=7 sin(30°) 255 in Binary
Exact Answer
√72 = 8.485281
Principal Root (√72)
8.485281
Real Roots
±8.485281
Perfect Square?
No (Irrational)
Exponential Form
72^(1/2)
√ Square Root of: OR Power (xy): ^

Step-by-Step Solution: √72 = 8.485281

Step 1

Definition of Square Root

The square root of 72 is the number y such that y × y = 72.
√72 = 8.485281

Summary & Alternative Representations

Property / FormatValue
Principal Root (√72)8.485281
Real Roots±8.485281
Perfect Square?No (Irrational)
Exponential Form72^(1/2)

Frequently Asked Questions

Is 72 a perfect square?

No, 72 is not a perfect square; its decimal approximation is 8.485281.