SOLUTION: when given the endpoint (4,2) and the midpoint (6,0) how do you find the other endpoint. You have to do (4+x)/2=6 and (2+y)/2=0 then what?

Algebra ->  Algebra  -> Length-and-distance -> SOLUTION: when given the endpoint (4,2) and the midpoint (6,0) how do you find the other endpoint. You have to do (4+x)/2=6 and (2+y)/2=0 then what?      Log On

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Question 557911: when given the endpoint (4,2) and the midpoint (6,0) how do you find the other endpoint. You have to do (4+x)/2=6 and (2+y)/2=0 then what?
Answer by richard1234(5390) About Me  (Show Source):
You can put this solution on YOUR website!
Just solve for x and y.

The more intuitive approach is: to get from (6,0) to (4,2) you can subtract 2 from the x-coordinate and add 2 to the y-coordinate. Hence, to find the other point, "reverse" it: add 2 to the x-coordinate and subtract 2 from the y-coordinate to obtain (8,-2).