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प्रश्न
Find if the following points are collinear or not by using a graph:
(i) (-2, -1), (0, 3) and (1, 5)
(ii) (1, 3), (-2, -4) and (3, 5)
(iii) (2, -1), (2, 5) and (2, 7)
(iv) (4, -1), (-5, -1) and (3, -1)
उत्तर
(i) (-2, -1), (0, 3) and (1, 5)
(-2, -1), (0, 3) and (1, 5) are collinear points.
(ii) (1, 3), (-2, -4) and (3, 5)
(1, 3), (-2, -4) and (3, 5) are not collinear points.
(iii) (2, -1), (2, 5) and (2, 7)
(2, -1), (2, 5) and (2, 7) are collinear points.
(iv) (4, -1), (-5, -1) and (3, -1)
(4, -1), (-5, -1) and (3, -1) are collinear points.
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