Question

What is the midpoint of a line segment with endpoints at (3,-2) and (1,7)? A. (2,-9/2) B. (2,-5/2) C. (2, 5/2) D. (2,9/2)

Answer 1

The midpoint is just the average of the respective coordinates,

M = ( (3 + 1)/2 , (-2 + 7)/2 ) = (2, 5/2)

Answer: C