Question

determine o ponto médio M dos pontos A(3,-2) e B(-1,-6)? A(1,-7) e B(3,-5)? A(-1,5) e B(5,-2)? A(-4,-2) e B(-2,-4)? A(5,2) e B(1,-3)?

Answer 1

P= (xa+xb/ 2 , ya+yb/2)

Logo, A(3,-2) e B (-1,-6)
P= (3+(-1)/2 , -2+(-6)/2)
P= 3-1/2 , -2-6/2
P= 2/2 , -8/2
Logo,
P= (1,-4)