rinutkab rinutkab

04-12-2021
Mathematics

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How many triangles can be drawn by connecting 10 non-collinenr points in a plane?

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braedyna braedyna

04-12-2021

Answer:

10c3 =(10)!/(3!*7!) = (10*9*8)/(3*2*1) = 10*3*4 =120

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