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What is the diagonal of Nonagon?

Last Updated: 24th June, 2020

A nonagon, or enneagon, is a polygon with ninesides and nine vertices, and it has 27 distinct diagonals.The formula for determining the number of diagonals of ann-sided polygon is n(n - 3)/2; thus, a nonagon has 9(9 -3)/2 = 9(6)/2 = 54/2 = 27 diagonals.

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Accordingly, how many diagonal does a Nonagon have?

Moreover, since each diagonal connect twovertices, we need to take a half from n(n-3) to eliminatethe repetitions of diagonals. Finally, the formula becomes0.5n(n-3). Now put n to be 9, the number of diagonals in anonagon equals 0.5*9*(9–3)=27.

Likewise, what is a Nonagon in math? Nonagon. more A 9-sided polygon (a flat shapewith straight sides). (Also called an Enneagon) See:Polygon.

Similarly, you may ask, what is diagonal formula?

Diagonal Formula. Any square that has twodiagonals are equal in length to each other. DiagonalFormula is used to calculate the polygon diagonals.Diagonals are a line joining two nonadjacent vertices of apolygon i.e. a diagonal joins two vertices of a polygonexcluding the edges of the figure.

How do you find diagonals?

To find the total number of diagonals in apolygon, multiply the number of diagonals per vertex (n - 3)by the number of vertices, n, and divide by 2 (otherwise eachdiagonal is counted twice).

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