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Count the triangles!

Posted: Thu Dec 29, 2011 8:00 pm
by Navy9
how many triangles do you see?

Image

Re: Count the triangles!

Posted: Thu Dec 29, 2011 8:03 pm
by Beenaale_No1
16

Re: Count the triangles!

Posted: Thu Dec 29, 2011 8:04 pm
by Beans
21?

Re: Count the triangles!

Posted: Thu Dec 29, 2011 8:05 pm
by SultanOrder
26 final answer

Re: Count the triangles!

Posted: Thu Dec 29, 2011 8:10 pm
by Beenaale_No1
Actually 17 if you include the big one.

Re: Count the triangles!

Posted: Thu Dec 29, 2011 8:12 pm
by SultanOrder
Beenaale_No1 wrote:Actually 17 if you include the big one.
and this is your second answer :lol: fail!

Re: Count the triangles!

Posted: Thu Dec 29, 2011 8:12 pm
by KingMJ
27

Re: Count the triangles!

Posted: Thu Dec 29, 2011 8:13 pm
by eliteSomali
19

Re: Count the triangles!

Posted: Thu Dec 29, 2011 8:14 pm
by The_Patriot
Beans wrote:21?
thought so.

Re: Count the triangles!

Posted: Thu Dec 29, 2011 8:14 pm
by Navy9
KingMJ wrote:27
yeap.

:clap:

Re: Count the triangles!

Posted: Thu Dec 29, 2011 8:17 pm
by SultanOrder
I missed a center one dammit :x

Re: Count the triangles!

Posted: Thu Dec 29, 2011 8:18 pm
by The_Patriot
Navy9 wrote:
KingMJ wrote:27
yeap.

:clap:
yap :lol:

Re: Count the triangles!

Posted: Thu Dec 29, 2011 8:21 pm
by KingMJ
A Level maths finally came in handy :up:

Re: Count the triangles!

Posted: Thu Dec 29, 2011 8:22 pm
by Navy9
Here are two possible explanations...

exp 1
http://www.liquideggproduct.com/2009/06/page/2/
scroll down when you reach the above link

exp 2
http://www.billthelizard.com/2009/08/ho ... ngles.html

Re: Count the triangles!

Posted: Thu Dec 29, 2011 8:22 pm
by The_Patriot
KingMJ wrote:A Level maths finally came in handy :up:
did you use pascal?