Number of straight lines can be drawn with 14 point in a plane of which no points are collinear is (A) 90 (B) 101 (C) 91 (D) 92
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Answer:
(C) 91
Step-by-step explanation:
If n is the number of points then formula for number of possible lines
= (n-1)(n)/2
SO if n = 14
no. of lines = 13x14/2
= 13x7
= 91
Hope it helps :)
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