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Mathematics 21 Online
OpenStudy (anonymous):

How many triangles can you form if you draw all the diagonals of a hexagon

OpenStudy (anonymous):

18!

OpenStudy (anonymous):

Could you explain why?:)

OpenStudy (anonymous):

|dw:1332178260029:dw| those are already 6

OpenStudy (anonymous):

|dw:1332178432509:dw| 6+ 4 = 10

OpenStudy (anonymous):

|dw:1332178549921:dw| => 11

OpenStudy (anonymous):

So there would only be 11

OpenStudy (mertsj):

I'm researching it.

OpenStudy (anonymous):

Ok thanks!

OpenStudy (anonymous):

those aren't 11 but 14 !

OpenStudy (anonymous):

Are you sure?:)

OpenStudy (anonymous):

yup! you can't see it? I'll put the numbers in!

OpenStudy (anonymous):

Not sure if there's more tho!

OpenStudy (anonymous):

Ok thanks!

OpenStudy (anonymous):

|dw:1332179609143:dw|

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