There are 12 points in a plane of which 5 points are collinear, then the number of lines obtained by joining these points in pairs is 12C2 - 5C2.
There are 12 points in a plane of which 5 points are collinear, then the number of lines obtained by joining these points in pairs is 12C2 - 5C2.
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This is a True or False Type Questions as classified in NCERT Exemplar
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