The sum of four angles of quadrilateral is
- The sum of four angles of quadrilateral is equal to
- The sum of four angles of quadrilateral is dash
- The sum of four angles of a quadrilateral is 360 degree
- The sum of all four angles of quadrilateral is
- The sum of four interior angles of quadrilateral is
- The sum of four angles of a quadrilateral is 360
- The sum of measure of four angles of quadrilateral is
- The sum of all four angles of any quadrilateral is
- The sum of all four angles of a quadrilateral is equal to
- The sum of measure of all four angles of quadrilateral is
- The sum of all four angles of a quadrilateral is dash
- The sum of the four angles of any quadrilateral is
- The sum of the four angles of a concave quadrilateral is more than 360
- The sum of the measure of four angles of a quadrilateral is dash
- The sum of the four exterior angles of a quadrilateral is