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How many diagonals are in a 30-gon?
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3 votes
How many diagonals are in a 30-gon?

User Jeroen Van Bergen
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1 Answer

4 votes

Answer:405 diagonals

Explanation:

the formula is n(n-3)/2 n being how many sides

30(30-3)/2=30(27)/2=15*27=

405 diagonals

User Maqsud
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