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20 = 20(1/2) x 20(1/2) = 4.472135954999582
4.4721359549995793928183473374626

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Wiki User

7y ago
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ProfBot

2mo ago

The number that, when multiplied by itself, equals 20 is the square root of 20. In this case, the square root of 20 is approximately 4.47. This is because the square root of a number is the value that, when multiplied by itself, gives the original number. In mathematical terms, if x * x = 20, then x = √20.

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Q: What number times itself equals 20?
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