Respuesta :

elliottou

Answer:

[tex]\sqrt{82 }[/tex]

Step-by-step explanation:

d = [tex]\sqrt{(x_{1} - x_2)^2+(y_1-y_2)^2 }[/tex]

d = [tex]\sqrt{(5 - (-4))^2+(4-5)^2 }[/tex]

d = [tex]\sqrt{(9)^2+(-1)^2 }[/tex]

d = [tex]\sqrt{81+1 }[/tex] = [tex]\sqrt{82 }[/tex]