Q: How is the square root of 72 a rational number?

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No.

No, they are not.

The square root of 72 is an irrational number. Since 72 is not a perfect square, the decimal is endless. (just like the value of pi)

you cant have a square root of a negative number that is a math impossibility

72 is a rational number

Because the square root of it is an irrational number

The square root of 72 is equivalent to 6 times the square root of 2.

You take the square root of the number. If it is a perfect square, this will be a whole number. If it is not, it isn't a perfect square.

Well, there technically is not a way to simplify the square root of 2, but the simplified version of the square root of 72 is 6 square root 2

No because its square root is an irrational number

6 root(2) = root(36) root(2) = root(36 x 2) = root(72).

The two square roots of any positive number are the positive square root and the negative square root. The positive square root of 49 is 7, because 72=49, while the negative square root is -7, because -72=49.

36

Yes.

no. 72 is not a square number.

36

The square root of 72 is 6x(sqrt2). You can find this by breaking 72 down into its prime factors (2x6x6 or 2x62). You can then take the square root of each part which means the 62 will become 6 and then because the sqrt2 is an irrational number it is left under the sqrt sign.

Rounded to two decimal places, the square root of 72 is 8.49.

Yes.

Yes, it does.

8.485281374

72

0.0278

6 root 2 or 8.485281374

8.5

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