It is rational.
Yes, 225 squared is a rational number.
20 squared is 400 which is a rational number
Yes because the square root of 144 is 12 which is a rational number
Yes. It's the ratio of -144 and 4. That makes it a rational number by definition.
when 144 is squared it is the same as 12
28 squared is 784 which is a rational number
The square root of 144 is 12 which is a rational number
144 is rational. It is a whole number, it is an integer, etc.......
Yep, any rational number squared is also rational.
It is rational.
Yes, 225 squared is a rational number.
Rational; 62 = 36. Any rational number that is squared is still rational.
12 squared (12 x 12) = 144
20 squared is 400 which is a rational number
Yes because the square root of 144 is 12 which is a rational number
Yes. It's the ratio of -144 and 4. That makes it a rational number by definition.