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Mathematics 19 Online
OpenStudy (anonymous):

topic:combination how many triangles are determined by points,no three of which lie on the same straight line

OpenStudy (raden):

how many points are there

OpenStudy (anonymous):

i didnt see here on my homework..how many points are there

OpenStudy (anonymous):

a trick question

OpenStudy (raden):

let there n points, so that the triangle in condition no three of which lie on the same straight line, so the sum of triangle will be = nC3

OpenStudy (anonymous):

maybe i pass for that question

OpenStudy (raden):

yeah, i think

OpenStudy (anonymous):

hahaha

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