Is the square root of 20 an irrational number?
The actual value of the square root of 20 is unknown. The square root value with 20 to 25 decimal places is 4.4721359549. Therefore, the square root of 20 is not exactly a rational number.
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The actual value of the square root of 20 is unknown. The square root value with 20 to 25 decimal places is 4.4721359549. Therefore, the square root of 20 is not exactly a rational number.
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