Calcule a distancia entre os pontos:A(-3,-4) e B(-5,3).... Pergunta de ideia demathiassattler

October 2020 1 48 Report

Calcule a distancia entre os pontos:
A(-3,-4) e B(-5,3)

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andresccp $d^2=(AB_x)^2+(AB_y)^2$
d = distancia

A(-3,-4)
B(-5,3)

$AB = B-A=\\\\AB=(-5-(-3)) ; (3-(-4)\\\\AB=(-2;7)$

distancia
$D^2=-2^2+7^2\\\\D^2=4+49\\\\D^2=53\\\\D= \sqrt{53}$

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Dado um triangulo de vertices:A(5,-2), B(1,2) e C(2,1), determine as coordenadas do baricentro do triangulo:

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Dado um triangulo de vertices:A(5,-2), B(1,2) e C(2,1), determine as coordenadas do baricentro do triangulo:

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