Question 840604
Take the average of the x and y values.
{{{x[m]=(3+7)/2=10/2=5}}}
{{{y[m]=(4+6)/2=10/2=5}}}
.
.
.
{{{drawing(300,300,-2,8,-2,8,grid(1),
circle(3,4,0.2),
circle(7,6,0.2),
circle(5,5,0.2),
line(3,4,7,6))}}}