A polygon has 35 diagonals . Find the number of its sides .

( ans. 10 )

Dear Student!

Let the polygon has *n* sides.

So, the polygon is formed by

*n*non-collinear vertices.A line segment is formed by joining two points.

Since number of sides of a polygon is a natural number and is greater than 3, the number of sides of the given polygon,

*n*is 10.Best wishes!

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