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Question
Number of lines passing through five points such that no three of them are collinear is ______.
Options
10
5
20
8
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Solution
Number of lines passing through five points such that no three of them are collinear is 10.
Explanation:
Since, total number of points is 5 and we need two points to form a line.
∴ Total number of lines passing through the points is 5 × 2 = 10
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