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The midpoint of CD is M(-1,-2). One endpoint is C(-9,-4). Find the coordinates of the other endpoint D.

The midpoint of CD is M(-1,-2). One endpoint is C(-9,-4). Find the coordinates of the other endpoint D.
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The midpoint of CD is M(-1,-2). One endpoint is C(-9,-4). Find the coordinates of the other endpoint D.

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User FoxDeploy
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1 Answer

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The first thing that you would want to do is find the slope between points C and M. Once you find your slope, "repeat" it on the other side of your midpoint. Now you can find the coordinates of D; (0,7).
The midpoint of CD is M(-1,-2). One endpoint is C(-9,-4). Find the coordinates of-example-1
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User Catlin
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