Question

Explain why the given Points a (4,6),B(4,-6)And C(4,12) are collinear
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Answer 1

Answer:

there are 2 ways to prove

1.area of triangles abc = 0

2.slope of any two points on the line are equal

in this question we can see that all points have same abbscissa hence all points lie on same line parallel to y-axis at a distance of 4 units