> > A(-3,2) B(5,-4) midpoint is (1,-1) Use the midpoint formula to find endpoint C, such that B is the midpoint of AC.

# A(-3,2) B(5,-4) midpoint is (1,-1) Use the midpoint formula to find endpoint C, such that B is the midpoint of AC.

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### A(-3,2) B(5,-4) midpoint is (1,-1) Use the midpoint formula to find endpoint C, such that B is the midpoint of AC.

$$\\\\the\ midpoint\ \left(\frac{-3+5}{2}\ \frac{2-4}{2} ight)=\left(\frac{2}{2}\ \frac{-2}{2} ight)=(1-1)\\-------------------------------\\C(x\ y)\\\\the\ midpoint\ \left(\frac{-3+x}{2}\ \frac{2+y}{2} ight)\\\\B\ is\ the\ midpoint\ AC\ \\\\\frac{-3+x}{2}=5\ and\ \frac{2+y}{2}=-4\\\\-3+x=10\ and\ 2+y=-8\\\\x=10+3\ and\ y=-8-2\\\\x=13\ and\ y=-10\\\\$$