Take four points P,Q,R,S in a plane. Draw lines by joining different pairs of points. How many lines can you draw in the following cases if three of these points are collinear?
A
3 lines
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B
4 lines
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C
5 lines
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D
Data insufficient
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Solution
The correct option is B4 lines So, we can draw total 4 lines from given points. Lines are PR,PS,QS,RS.