# Points collinear

Show that the point A(-1,3), B(3,2), C(11,0) are col-linear.

### Correct answer:

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Line slope calculator is helpful for basic calculations in analytic geometry. The coordinates of two points in the plane calculate slope, normal and parametric line equation(s), slope, directional angle, direction vector, the length of the segment, intersections of the coordinate axes, etc.

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Our vector sum calculator can add two vectors given by their magnitudes and by included angle.

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