360 degrees
180
35
360
180
Sum of angles is 180, not 90
The sum of the measures of the interior angles of any quadrilateral is 360.(S-2)*180 equals the sum.
360 degrees
180
The sum of the five interior angles of ANY pentagon is 540 degrees.If the pentagon is regular, then each angle is 108 degrees.
720
360
35
360
In any triangle exterior angle plus interior angles = 180 degrees
180
The sum of the measures of the angles in a figure having 9 sides is 20 degrees each angle.