Study guides

Q: Is 20 squared rational or irrational?

Write your answer...

Submit

Related questions

Rational; 62 = 36. Any rational number that is squared is still rational.

Rational

-90 squared is rational - it is +8100. All perfect squares are not only rational but they are integers.

Rational.

Rational.

28 squared is 784 which is a rational number

They are rational.

It is a rational number as 9

No, it is rational.

Sometimes. eg the irrational number √2 squared is 2 which is rational (2 = 2/1) eg the irrational number √(√2) squared is √2 which is irrational.

81 is rational. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.

20 squared is not an irrational number. 202 = 400.

81*81 is rational. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.

No because pi still remains as an irrational when squared.

No because 102 squared is 10404 which is a rational number

The square of any rational number is also rational.

No, it is rational.

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

4.6 is rational.

The square of any rational number is also rational.

No because 25 is a rational number

Any number that can be written as a fraction is rational -- therefore, 4/9 squared is rational (it can still be written as a fraction even if you multiply it by itself).

Rational

You think I know buddy ok buddy

4/25 squared is 16/625 = 0.0256 . That's a perfectly rational number.