Find the number of triangles which can be formed by joining the angular points of a polygon of 8 sides as vertices.
A. 56
B. 24
C. 16
D. 8
Answer: Option A
A. 56
B. 24
C. 16
D. 8
Answer: Option A
A. 3! 4! 8! 4!
B. 3! 8!
C. 4! 4!
D. 8! 4! 4!
A. 7560,60,1680
B. 7890,120,650
C. 7650,200,4444
D. None of these
A. 8 × 9!
B. 8 × 8!
C. 7 × 9!
D. 9 × 8!
The number of triangles that can be formed by joining the angular points of a polygon of n sides as vertices are n(n-1)(n-2)/6