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The midpoint of is M(4, 10). One endpoint is E(2, 6). Find the coordinates of the other endpoint F.

1 Answer

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Find the slope of your given points (rise over run) or (y2-y1 over x2-x1)
6-10=-4
2-4=-2
Because both sums were negative, the slope becomes positive. Also, 4/2 reduces to 2/1 or just 2.
Now, if the slope was 2 from one endpoint to the MIDpoint, the the slope will be the same to the other endpoint.
User Derrick
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