rwerjekrryery5446 rwerjekrryery5446
  • 21-02-2021
  • Mathematics
contestada

The coordinates of the verticies of triangle ABC are A(2,5), B(6,-1), and C(-4,-2). Fint the perimeter of triangle ABC, to the nearest tenth

Respuesta :

compnerd56
compnerd56 compnerd56
  • 21-02-2021

Answer:

24.4 Units

Step-by-step explanation:

For this, we will use the distance formula to find the distance between each vertex

[tex]\sqrt({x_{1}-x_{2} })^{2} +(y_{1} -y_{2})^{2}[/tex]

So we do this for each side of the triangle to get AB = [tex]\sqrt{52}[/tex], BC = [tex]\sqrt{109}[/tex], and AC = [tex]\sqrt{45}[/tex]

We add these all up to get 24.4 (rounded)

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