The midpoint of AB is M (1,3) . If the coordinates of A are (4,1) , what are the coordinates of B
1 answer:
Answer:
B(-2,5)
Step-by-step explanation:
Let B (x,y)
M = ([Xa+Xb]/2 , [Ya+Yb]/2)
(x+4)/2 = 1
x+4 = 2
x = 2-4
x = -2
(y+1)/2 = 3
y + 1 = 6
y = 6-1
y = 5
B (-2,5)
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