janetmcroy555 janetmcroy555
  • 15-08-2018
  • Mathematics
contestada

Find the distance between the points (1, 4) and (-5, -4) on the coordinate plane.

Find the distance between the points 1 4 and 5 4 on the coordinate plane class=

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gmany
gmany gmany
  • 21-08-2018

The formula of a distance between two points:

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

[tex](1,\ 4);\ (-5,\ -4)\\\\d=\sqrt{(-5-1)^2+(-4-4)^2}=\sqrt{(-6)^2+(-8)^2}=\sqrt{36+64}=\sqrt{100}=10[/tex]

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