Find the number of triangles which can be formed by joining the angular points of a polygon of 8 sides as vertices.

  • 156
  • 224
  • 316
  • 48
Answer:- 1
Explanation:-

Solution:
A triangle needs 3 points.
And polygon of 8 sides has 8 angular points.
Hence, number of triangle formed,
= 8C3 = (8*7*6)/(1*2*3)
= 56.

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