It is a rational number.
Step-by-step explanation:
Rational number means it can be denoted as a fraction and irrational numbers cannot be denoted as fractions.
square root of 4 × ⅖
square root of 4 is 2 so
2 × ⅖
it is ⅘
so it is 0.8
Hope this helps. Have a good day!
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