Let M(x, y) be the midpoint of the segment
.
Let L and M be the
.
The midpoint of the segment = 
Coordinates of L and M are
respectively.
Substitute the coordinate values
in the midpoint formula.
(Product of two different signs is negative)
(Add:
)
(Subtract:
)
(Divide:
)
The midpoint point of the segment
is
.