akinered3 akinered3

20-01-2018
Mathematics

contestada

Point a is at (-2,4) and point m is at (2.5,3.5). Point m is the midpoint of point A and B. What are the coordinates of point B?

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gustanika gustanika

20-01-2018

Find x coordinate
(xa + xb)/2 = xm
(-2 + xb)/2 = 2.5
-2 + xb = 5
xb = 7

Find y coordinate
(ya + yb)/2 = ym
(4 + yb)/2 = 3.5
4 + yb = 7
yb = 3

Coordinates of point B is (7,3)

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iamcheetah0929 iamcheetah0929

27-05-2020

Answer:

Point B is (7,3)

Step-by-step explanation:

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