Sum of co-interior angles is always `180^(@)`

Is it possible to have a polygon, whose sum of interior angles is : (i) 870^@ (ii) 2340^@ (iii) 7 right angles?

Sum of co-interior angles between parallel lines is two right angles

Find the number of sides in a polygon if the sum of its interior angles is : (i) 900^@ (ii) 1620^@ (iii) 16 right angles

We know that the sum of the interior angles of a triangle is 180^0 . Show that the sums of the interior angles of polygons with 3,4,5,6 sides form an arithmetic progression. Find the sum of the interior angles of a 21 sided polygon.

We know that the sum of the interior angles of a triangle is 180^0 . Show that the sums of eth interior angles of polygons with 3,4,5,6, sides for an arithmetic progression. Find the sum of the interior angles of or a 21 sided polygon.

Is it possible to have a polygon, the sum of whose interior angle is 9 right angles.

The sum of the interior angles of a polygon is three times the sum of its exterior angles. Determine the number of sides of the polygon.

The sum of the interior angles of a polygon is five times the sum of its exterior angles. Find the number of sides in the polygon.

The sum of the interior angles of a polygon is four times the sum of its exterior angles. Find the number of sides in the polygon.

The sum of interior angles of a regular polygon is twice the sum of its exterior angles. Find the number of sides of the polygon.