Whats the midpiont formula? I am totally blanking and i need it asap

Answer 1

Assume you have two points (x1,y1) and (x2,y2)

The midpoint formula says that the midpoint is

(x1+x2)/2 , (y1+y2)/2 )

Answer 2

http://www.purplemath.com/modules/midpoint.htm