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Why 20 irrational?
20 is not irrational, so the question makes no sense.
Why 20 squared is an irrational number?
20 squared is not an irrational number. 202 = 400.
Is the square root of 20 irrational?
sqrt(20)= 4.472135955At nine places and looking very irrational to me!
Is the square root of 20 is rational or irrational?
42 is 16, less than 20 52 is 25, more than 20. so, 20 is not a perfect square, and does not have an integral square root. But, the square root of any integer is either an integer itself, or irrational. So, square root 20 is irrational
Is 20 rational or irrational?
20 squared is 400 which is a rational number
Is 0.05 irrational?
No, it can be expressed as 1/20
Is 20 squared rational or irrational?
20 squared is 400 which is a rational number
Can you reduce an irrational number?
An irrational fraction can be reduced. For example, sqrt(20)/6 = sqrt(5)/3
Can you add two positive irrational numbers to get an rational number?
Sure; for example, 10 + pi is irrational, 10 - pi is irrational. Both are positive. If you add them, you get 20.
Is the square root of 20 a rational number or irational?
The square root of 20 is an irrational number
Is 0.05 a rational or irrational number?
It is a rational number.
Is the number 10 an irrational number?
No. An irrational number is one that cannot be written as a fraction. 20/2 is a fraction that equals 10, so 10 is rational. √10 would be irrational, though.■
