Question

The number of straight line obtain join 16 point on plane no three of them being on straight on same line is

Answer 1

Answer:

118 lines

Step-by-step explanation:

here the formula used is nc2-pc2+1

where n is no of points,p is no of points which are collinear

nc2=16*15/1*2=120

pc2=3*2/1*2=3

120-3+1=118