First question:
Plot (2,3) and (6,4), and draw a line segment connecting the two points.
The midpoint of this line segment is found as follows:
2 + 6
x-component = ---------- = 4
2
3+4
y-component = ---------- = 7/2 or 3.5
2
The midpoint of the line segment is (4, 3.5).
