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03-09-2021
Mathematics

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The midpoint of AB is M(1, 1). If the coordinates of A are (3, -3), what are the coordinates of b

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03-09-2021

Answer:

Midpoint is ( Average of x’s, Average of y’s )

1 = (x + 7)/2

2 = x + 7, x = - 5

and - 1 = (y + (-4))/2

so - 2 = y - 4 and y = 2

Pt B = (- 5, 2)

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