SOLUTION: M is the midpoint of AB. Find the coordinates of B given A(3,8) and M(5,4). I keep coming up with 4, 6.

Algebra ->  Length-and-distance -> SOLUTION: M is the midpoint of AB. Find the coordinates of B given A(3,8) and M(5,4). I keep coming up with 4, 6.      Log On


   

Question 477103: M is the midpoint of AB. Find the coordinates of B given A(3,8) and M(5,4). I keep coming up with 4, 6.
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


Use the mid-point formulas:

and



where A is the point , B is the point , and M is the point

For example:



so





Use the same process to find the other coordiante of B.

John

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