Question

qual o ponto médio de A (-1,3) B (3,5) ?

Answer 1

$x_M=\frac{x_A+x_B}{2}=\frac{-1+3}{2}=\frac{2}{2}=1\\ \\ y_M=\frac{y_A+y_B}{2}=\frac{3+5}{2}=\frac{8}{2}=4\\ \\ \\ \boxed{M(1,4)}$