jayjaniap8unhu jayjaniap8unhu
  • 21-05-2018
  • Mathematics
contestada

find a distance between each pair point. When you answered to the nearest 10th (-2,-3) and (-4,4)

Respuesta :

gmany
gmany gmany
  • 02-06-2018
Use the formula:

[tex]A(x_A;\ y_A);\ B(x_B;\ y_B)\\\\|AB|=\sqrt{(x_B-x_A)^2+(y_B-y_A)^2}[/tex]

We have:

[tex]A(-2;\ -3);\ B(-4;\ 4)[/tex]

substitute:

[tex]|AB|=\sqrt{(-4-(-2))^2+(4-(-3))^2}=\sqrt{(-2)^2+7^2}\\\\=\sqrt{4+49}=\sqrt{53}\approx7.3[/tex]
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