Question

set of lines is drawn in the plane in such a way that they
create more than 2010
intersections at a particular angle α. Determine the smallest number of lines for which this is possible.
(b) Determine the smallest number of lines for which it is possible to obtain exactly 2010
such intersections

Answer 1

@Mandila

Answer 2

@love_jessika15 @Loser66

Answer 3

@dan815 Help Me Sir

Answer 4

hey these r plympiad questions nw i c! im noo good in olypiad yaar

Answer 5

Now Worries Sister...

Answer 6

@shruti didi please Help me

Answer 7

if u look at prime factorization
it is 2*3*5*67
so maybe
for 67*30
97 lines for B?

Answer 8

hey? what are the answers

Answer 9

My guess is
a) 90
b)97

Answer 10

im not sure myself,
i mean they have to be parallel lines right