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haleyking345
 2 years ago
Collinear points lie on the same line. Find the value of k for which the points (15,1), (3,8), and (3,k) are collinear.
I don't understand this. Can someone please help?
haleyking345
 2 years ago
Collinear points lie on the same line. Find the value of k for which the points (15,1), (3,8), and (3,k) are collinear. I don't understand this. Can someone please help?

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Harkirat
 2 years ago
Best ResponseYou've already chosen the best response.1It this a coordinate geometry problem???

haleyking345
 2 years ago
Best ResponseYou've already chosen the best response.0if analytic geometry has to do with it than yes.

Harkirat
 2 years ago
Best ResponseYou've already chosen the best response.1okay you could proceed as follows (refer the diagram)dw:1365367371961:dw

Harkirat
 2 years ago
Best ResponseYou've already chosen the best response.1If they are collinear they will all lie on the same line then AB = AC+CB use the Distance Formula to calculate AB, AC and CB Substitute and solve for k

haleyking345
 2 years ago
Best ResponseYou've already chosen the best response.0oh ok, that makes sense. I can do it now. Thank you so much!!!
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