A square...?
The sum of the measures of the angles in a figure having 9 sides is 20 degrees each angle.
A quadrilateral - if the sides are straight lines.
The sum of the measures of the angles in a figure having 9 sides is 20 degrees each angle.
A figure or polygon having nine sides and nine angles.
it would be 1260.
A closed figure having three sides and three angles
a plane figure having six sides is a hexagon
A plane figure having four sides and four angles
A square is a plane geometric figure having 4 equal sides and 4 right angles.
its impossible to have two right angles in a four sided figure without having the other two sides be right angles too
The figure which is always a rectangle is a SQUARE having four straight sides and four right angles.
According to geometry, a quadrangle is a figure having four angles and four sides.