Q: Is the square root of 5 squared a rational number?

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Yes because the square root of a 100 is 10 which is a rational number

When the whole number is a perfect square, ie it is a whole number squared.

They are rational.

No because 7 squared equals 49 which is a rational number but the square root of 7 is an irrational number

The square root of 25 is 5 ... rational.

The square root of 64 is 8 which is a rational number

No, the square root of 1500 is not a rational number.

The square root of 16 is 4 which is a rational number

The square root of 4 is 2. 2 is a rational number so they square root of 4 is rational.

The answer to this question confuses me. The square root of two is an irrational number, so obviously if the square root of two is squared it becomes two which is a rational number. Thinking of it that way then the answer is yes, the square of an irrational number can be a rational number. But . . . You had to know beforehand that the irrational number was the square root of another number. If you start out with an irrational number such as Pi you cannot square it because you cannot know the entire number in order to square it.

The square root of 25 is 5, which is a rational number.

Yes. The square root of 81 is 9, which is a rational number.

The square root of 4 is 2 which is a rational number

The square root of 16 is 4 which is a rational number

Yes; the square root of 900 is 30 which is a rational number.

The square root of 225 is 15, which is a rational number.

The square root of 432.8 is 20.80384579831335. This is not a rational number.

The square root of any positive square number is always rational as for example the square root of 36 is 6 which is a rational number.

The square root of 121 is 11 which is a rational number and also a prime number

0.79 is a rational number but the square root of 23 is an irrational number

The square root of 121 is 11 which is a rational number and also a prime number

No because it is 2 times the square root of 21 which is an irrational numberThe square root of 84 is not a rational number

No, the square root of 47 is around 6.8556546. Any time you have a square root of a prime number you can never be rational.

Yes, because the square root of 169 is 13 which is a rational number

Yes because the square root of 144 is 12 which is a rational number

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