A polygon has 44 diagonals, find the number of its sides.

A polygon has 44 diagonals. The number of the sides is :

In a polygon the number of diagonals 77. Find the number of sides of the polygon.

In a polygon the number of diagonals is 54. The number of sides of the polygon, is A. 10 B. 12 C. 9 D. None of these

If the measure of each interior angle of a regular polygon is 165 ^ @ ,then the number of its sides are :

The difference between any two consecutive interior angles of a polygon is 5^@ . If the smallest angle is 120^@ , find the number of the sides of the polygon.

Statement-1: A convex quindecagon has 90 diagonals. Statement-2: Number of diagonals in a polygon is .^(n)C_(2)-n .