If $A\left( 1,1 \right)$, $B(0,6)$ and $C\left( -2,7 \right)$ are three vertices of a parallel

Question

If $A\left( 1,1 \right)$, $B(0,6)$ and $C\left( -2,7 \right)$ are three vertices of a parallelogram $ABCD$, find the midpoint of $AC$, find the coordinates of $D$.

Accepted Answer

Midpoint of $AC=\left(-\frac12,4\right)$, $D=(-1,2)$

Analytic Geometry: Linear Bisection and Midpoints

Analytic Geometry: Linear Bisection and Midpoints

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