1.

Point Q(-2,b) is the midpoint of segment EF. Co-ordinates of E are (-7,-6) and F are (a,0). What is the value of a and b?

A. a = 3; b = -3
B. a = -3; b = -3
C. a = 3; b = 3
D. a = -3; b = 3
Answer» B. a = -3; b = -3


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