Question

dado A(-1,2) e B(-1,0), determine o ponto médio do segmento AB

Answer 1

PM (x1+x2/2; y1+y2/2)

PM (-1-1/2; 2+0/2)

PM (-2/2; 2/2)

PM (-1; 1)

Answer 2

ponto médio:
A = x1 + x2 / 2
A= -1+ ( -1) / 2
A = -1 -1 /2
A= -2/2
A=-1

B = 2+0/2
B= 2/2
B = 1
logo: ( -1,1)