Problem 246
Find the midpoint of the line segment having the Endpoints (8,1) and (2,9).
Solution
when two end point (x1,y1)and (x2,y2)are given then the midpoint is
x=
and y = 
x = 
and y = 
x = 
and y =
x=5 and y=5
so the mid point is (5,5)