Find the midpoint of the line segment joining $(-2, 3)$ and $(4, -1)$.
A$(2, 2)$
B$(1, 1)$CORRECT
C$(1, 2)$
D$(3, -2)$
JUPEBMathematicsCoordinate Geometry
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Why the answer is B, and why the others tempt you.
The midpoint is $\left(\dfrac{-2 + 4}{2}, \dfrac{3 + (-1)}{2}\right) = (1, 1)$. Subtracting instead of adding the coordinates gives $(3, -2)$ before halving.
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