Question

Calculando o ponto médio do segmento formado pelos pontos A(5,8) e B (13,-16) obtemos?

Answer 1

formula do ponto medio:
$PM=( \frac{ X_{1}+ X_{2} }{2} ; \frac{ Y_{1}+ Y_{2} }{2} )$
$PM=( \frac{5+13}{2} ; \frac{8-16}{2} )$
$PM=( \frac{18}{2} ; \frac{-8}{2} )$
$PM=(9;-4)$