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Question
Ten points lie in a plane so that no three of them are collinear. The number of lines passing through exactly two of these points are dividing the plane into two regions each containing four of the remaining points is
Ten points lie in a plane so that no three of them are collinear. The number of lines passing through exactly two of these points are dividing the plane into two regions each containing four of the remaining points is
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Solution
The correct option is B 5
You can clearly see from the attached figureFive such lines are possible joining AF,BG,CH,DI,EJ
You can clearly see from the attached figure
Five such lines are possible joining AF,BG,CH,DI,EJ
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