Question

Determine as coordenadas do ponto médio do segmento AB e CD, sabendo que A(-1,2), B(-2,0), C(-3,3), e D(4,3).

Answer 1

a)
$x_M=\frac{-1-2}{2}=\frac{-3}{2} \\ \\ y_M=\frac{2+0}{2}=1$

b)
$x_M=\frac{-3+4}{2}=\frac{1}{2} \\ \\ y_M=\frac{3+3}{2}=3$