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Point A is at (3,-8) and point M is at (5,-2.5).
Point M is the midpoint of point A and point B.
What are the coordinates of point B?

Respuesta :

sqdancefan

Answer:

  B(7, 3)

Step-by-step explanation:

The formula for the unknown endpoint is ...

  B = 2M -A

  B = 2(5, -2.5) -(3, -8) = (2·5 -3, 2(-2.5)+8)

  B = (7, 3)

Ver imagen sqdancefan

Answer:

b 7,3

Step-by-step explanation: