Question

in a polygon of the no. of triangles obtained by drawing all the possible diagonal from a vertex is 18 there the number of sides of the polygon​

Answer 1

N Triangles with 3 diagonal endpoints Total Number of Triangles

16 560 37424

17 680 53516

18 816 73404

19 969 101745

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Answer 2

Step-by-step explanation:

$NTriangles with 3 diagonal endpointsTotal Number of Triangles16560374241768053516188167340419969101745}$