Respuesta :

Answer:

You can rewrite it to figure out the square root of 20 which would give you the value 4.47214...

Step-by-step explanation:

MissSwiss

Answer: x = 4.5

Step-by-step explanation:

x^2 = 20

√x = √20  -- find the square roots

x = 4.47  -->  x = 4.5

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