SOLUTION: A,B,C are collinear points and AB=BC. If A is the point (4,5) and B is the point (1,-1) find the coordinates of C

Algebra ->  Equations -> SOLUTION: A,B,C are collinear points and AB=BC. If A is the point (4,5) and B is the point (1,-1) find the coordinates of C      Log On


   



Question 824256: A,B,C are collinear points and AB=BC. If A is the point (4,5) and B is the point (1,-1) find the coordinates of C
Answer by TimothyLamb(4379) About Me  (Show Source):
You can put this solution on YOUR website!
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AB:
dx = x2 - x1
dx = 1 - 4 = -3
dy = y2 - y1
dy = -1 - 5 = -6
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BC:
x2 = dx + x1
x2 = -3 + 1 = -2
y2 = dy + y1
y2 = -6 + -1 = -7
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C = (-2, -7)
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