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sanket
(@sanket)
Active Member

Please explain the solution

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Topic starter Posted : 06/10/2021 1:56 pm
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Rahul Singh
(@rahul)
Admin

If there are 16 points then the number of lines that can be formed = 16C2

but 7 points are collinear so we need to subtract the number of lines formed with these 7 points = 7C2

therefore required answer = 16C2 - 7C2 = 120 - 21 = 99

 

I hope this helps!

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Posted : 06/10/2021 11:43 pm
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