Same as any other midpoint of line segment or two points, it is the average of the two points x and y coordinates...
mp=((x1+x2)/2, (y1+y2)/2)
mp=((-6+16)/2, (-9+5)/2)
mp=(10/2, -4/2)
mp=(5, -2)
I have no idea what that is but good luck
Look up what is mean and calculate it.
Answer:
a
Step-by-step explanation:
