Question

calcule s distância entre os pontos A(1,-3) e B(5,-3)​

Answer 1

Resposta:

x1=1 x2=5 y1 e y2 =-3

$dab = \sqrt{(x2 - x1) {}^{2} + (y2 - y1) {}^{2} }$

dab

$dab = \sqrt{(5 - 1 ) {}^{2} +(( - 3) - ( - 3)) {}^{2} }$

$dab = \sqrt{2 {}^{2} + 0}$

$dab = \sqrt{16}$

$dab = 4$