Out of these numbers, 225 is a square number since the square root of 225 is 15.
399 square yards is 333.61 square meters.
root 225 is 15, that is the only one. The rest are not even squares
The square root of the square root of 2
The 8th root
square root of (2 ) square root of (3 ) square root of (5 ) square root of (6 ) square root of (7 ) square root of (8 ) square root of (9 ) square root of (10 ) " e " " pi "
There are infinitely many of them. They include square root of (4.41) square root of (4.42) square root of (4.43) square root of (4.44) square root of (4.45) square root of (5.3) square root of (5.762) square root of (6) square root of (6.1) square root of (6.2)
Lexington, Kentucky's area is 285.52 square miles.
It's not a square if it has no root. If a number is a square then, by definition, it MUST have a square root. If it did not it would not be a square.
square root 2 times square root 3 times square root 8
The principal square root is the non-negative square root.
A principal square root is any square root that's answer is positive, and a perfect square root is a square root that's answer is an integer.