Which of the following symbols should replace the

If each interior angle of a regular polygon is 135°, then the number of sides that polygon has is:

A polygon has 44 diagonals. How many sides does this polygon have?

Find the number of sides in a regular polygon if its each interior angle is 160°.

The external angle of a regular polygon is 82°. Find the internal angle.

A regular polygon with 'x' sides has 54 diagonals, while another regular polygon with 'y' sides has 90 diagonals. Determine the sum of 'x' and 'y'.

Difference between the interior and exterior angles of regular polygon is 60°. How many sides are there in the polygon?

Each interior angle of a regular polygon is 45° more than its exterior angle, then find its number of sides.

Find the number of sides of regular polygon. If the ratio of interior angles and exterior angles are 3:2.