21
No it is not a square number but it is very close to the square number 121.
120 is not the square of an integer, its square roots, rounded to two decimal places, are ±10.95.
No
No it is not. If you want to get a square number you must multiply a number by its self.
81 is a square number
No - a natural number is a whole number. Therefore, the square root of 49 is a natural number, but the square root of 50 is not.
it depends on the number, for example the square root of nine is a natural number. it's 3. the square root of 3 is not a natural number. It is 1.73... and it goes on and on.
A metre is a length. Square feet are area. You can draw an infinite number of metres in 120 square feet.
Natural numbers are those numbers used for counting. The square root of 14 is the irrational number 3.74165... . Therefore, the square root of 14 is not a natural number.
It is an irrational number
square or rectangle or cone or a number or decemal
No, the square root of 21 is not a natural number. Natural numbers are positive integers (1, 2, 3, ...), and the square root of 21 is approximately 4.58, which is not an integer. Therefore, it does not qualify as a natural number.