jaylynnsykes13
Answered

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30 points.

the midpoint of AB is (4,8) and the coordinates of point A are (-6,4) what are the coordinates of point B?​

Sagot :

sqdancefan

Answer:

  B = (14, 12)

Step-by-step explanation:

As you know, the midpoint is the average of the end point coordinates:

  M = (A +B)/2

Solving for B gives ...

  2M = A + B

  B = 2M -A

  B = 2(4, 8) -(-6, 4) = (8+6, 16 -4)

  B = (14, 12)

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