Find the midpoint of the line segment with the endpoint at (5,9) and (11,15)

Question

I need help please, thanks 

Answer 1

M = {(x₁ + x₂)/2, (y₁ + y₂)/2}

 

(x₁, y₁) = (5, 9)

(x₂, y₂) = (11, 15)

 

M = {(5 + 11)/2, (9 + 15)/2}

 

M = (16/2, 24/2)

 

M = (8, 12)