SOLUTION: A(0,9), B(8,15) and C(5,k). Find k if A, B and C are collinear points.
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Question 1145194: A(0,9), B(8,15) and C(5,k). Find k if A, B and C are collinear points.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
A(0,9), B(8,15) and C(5,k). Find k if A, B and C are collinear points.
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The x from A to B is 8, from A to C is 5.
--> 5/8 of the distance from A
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y from A to B is 6
(5/8)*6 = 15/4
k = 9 + 15/4 = 12.75
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