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Q: Is the square root of 20 rational or irrational?
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Is the square root of 20 a rational number or irational?

The square root of 20 is an irrational number


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 the square root of 20 rational?

Try taking the square root. The square root of a positive integer can only be: * A whole number, in which case it is of course rational, or * Irrational.


Is 8.1 a irrationl number?

is the square root f 20 irrational or rational


Is the square root of 20 a rational number?

No.


Is square root rational or irrational?

The square roots of some numbers are rational: eg sqrt(4) = 2, sqrt(0.04) = 0.2, sqrt(400) = 20 The square roots of some numbers are irrational eg sqrt(2) = 1.414 (approx), sqrt(0.02) = 0.1414 (approx), sqrt(200) = 14.14 (approx) The square roots of negative numbers are neither rational nor irrational, but imaginary.


Is the square root of 20 irrational?

sqrt(20)= 4.472135955At nine places and looking very irrational to me!


Is the square root of 16 over 20 rational?

No.


What is the formula to find out the square root of 20?

The square root of 20 can be found using a calculator or by using the approximation method. The exact value is √20 ≈ 4.47.


Is 20 rational or irrational?

20 squared is 400 which is a rational number


Is 0.05 a rational or irrational number?

It is a rational number.


Is 20 squared rational or irrational?

20 squared is 400 which is a rational number