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It is rational. The root of a perfect square, such as 4, is rational; the root of any positive integer that is not a perfect square is an irrational number.

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

Rational, 2 is a whole number

Q: Is the square root of 4 irrational or rational?

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[ square root of (4.1) ] is irrational. But [ square root of (4) ] is rational.

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

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

√16 is rational. √16 = 4.

Yes as for example if the rectangle has sides of square root 8 and square root 2 which are two irrational numbers but when multiplied it gives an area of 4 square units which is a rational number.

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[ square root of (4.1) ] is irrational. But [ square root of (4) ] is rational.

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

It is rational.

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

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

4.6 is rational.

No, the square root is 4 so that means it is rational because it can be turned into a fraction!

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

√16 is rational. √16 = 4.

that depends on the number. sqrt(2) is irrational, sqrt(4)=2 is rational

It is equal to 21/2 which is a rational number

The square roots of 16 are +4 and -4 . They're both rational numbers.