Q 1 : A, B, C and D are four points such that not any three of them are on the same line. Then number of lines that can be drawn through them taking two points at a time is _____. two six four
Q 2 : Number of lines that can be drawn through three non-collinear points, taking two points at a time is _____. two one three
Q 3 : Six points are on a paper such that not any three of them are collinear. Then number of lines that can be drawn joining two points at a time is _____. 10 5 15
Q 4 : The surface of a box, the cover page of a book etc., are examples of parts of _____. lines points planes
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