jadenunns jadenunns

29-05-2018
Mathematics

contestada

find the distance between points p(8, -2) and q(-3, 4) to the nearest tenth

Respuesta :

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]P(8;\ -2);\ Q(-3;\ 4)[/tex]

substitute

[tex]|PQ|=\sqrt{(-3-8)^2+(4-(-2))^2}=\sqrt{(-11)^2+6^2}\\\\=\sqrt{121+36}=\sqrt{157}\approx12.5[/tex]

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