Answer:
2[tex]\sqrt{2}[/tex]
Step-by-step explanation:
distance formula = square root of the difference of the y-values, squared, plus the difference of the x-values, squared
= [tex]\sqrt{4 + 4}[/tex]
= [tex]\sqrt{4}[/tex] [tex]\sqrt{2}[/tex]
= 2 [tex]\sqrt{2}[/tex]
