Question

Find the coordinates of midpoint D.
(a + bc)
(-a-b,c)
(2a-2b, -c)
(-2a-2b, c)

Answer 1

Answer:

(-a-b,c)

Step-by-step explanation:

midpoint D : ((-2b-2a)/2 ;(2c+0) /2 )

(-2b-2a)/2 = 2(-b -a)/2 = -b-a

(2c+0) /2 =2c/2 = c