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6 June, 14:58

What is the square root of 21

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Answers (2)
  1. 6 June, 15:45
    0
    About 4.5.

    Step-by-step explanation:

    It is between 4 (4^2 = 16) and 5 (5^2 = 25).

    Its about 4.5 (4.5^2 = 20.25)

    A calculator will give you a more accurate answer.

    The calculator gives the value 4.582575695.
  2. 6 June, 16:01
    0
    4.583 is the square root of 21.
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