number of diagonals in a 30 sided convex polygon will be
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answer is 405........
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no of diagonal=n(n-3)/2
=30(30-3)/2
=30x27/2=405 no of diagonals..
where n is no. of side
=30(30-3)/2
=30x27/2=405 no of diagonals..
where n is no. of side
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