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A polygon with 14 sides has how many diagonals?
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4 votes
A polygon with 14 sides has how many diagonals?

User Tuupertunut
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1 Answer

3 votes

The number of diagonals in a polygon with n sides is
(n(n-3))/(2)

So, in polygon with 14 sides, there is
(14(14-3))/(2)=7\cdot11=77 diagonals.

User Papirrin
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