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It's the ratio of 121 to 1, so it's rational.
I think the square of any rational number is a rational number.
In fact, I'm sure of it, because I know how I could prove it.
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∙ 11y ago
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Is 20 squared rational or irrational?
20 squared is 400 which is a rational number
Is 67 squared a rational or irrational number?
Rational.
Is 289 squared irrational?
No, it is rational.
Is 3 squared a rational or irrational?
It is a rational number as 9
Is the square root of 3 squared rational or irrational?
They are rational.
Is 11 square irrational?
No, because 11 squared is 121 which is a rational number
Is 64 squared rational or irrational?
Rational
Is 28 squared rational or irrational?
28 squared is 784 which is a rational number
Is 20 squared rational or irrational?
20 squared is 400 which is a rational number
Is 29 squared a rational or irrational number?
Rational.
Is 67 squared a rational or irrational number?
Rational.
Is 6 squared rational or irrational?
Rational; 62 = 36. Any rational number that is squared is still rational.
Is 14 squared irrational?
No, it is rational.
Is 289 squared irrational?
No, it is rational.
Is 3 squared a rational or irrational?
It is a rational number as 9
Is the square root of 3 squared rational or irrational?
They are rational.
Is the square of an irrational number 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.
