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Question
How many non-overlapping triangles can we make in a n-gon (polygon having n sides), by joining the vertices?
Options
n – 1
n – 2
n – 3
n – 4
MCQ
Solution
n – 2
Explanation:
The number of non-overlapping triangles in a n-gon = n – 2, i.e. 2 less than the number of sides.
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