It is called a Nonagon
A nine sided shape that is called a regular nonagon.
a c angle
Interior angle
An obtuse angle.
A 2d nine sided shape is called a nonagon.
A shape with nine sides is called a nonagon. The term comes from the Latin "nona," meaning nine, and the Greek "gonia," meaning angle. Nonagons can be regular, with all sides and angles equal, or irregular, with varying side lengths and angles.
A nine sided shape is called a nonagon.
An acute angle is an angle of a shape under 90 degrees, an angle over 90 degrees is called an obtuse angle. hope this helps!:D
An angle is the shape formed by two rays, called the arms of the angle, meeting at a common endpoint, called its vertex.
A nine sided POLYGON is called a nonagon. Any plain shape bounded by nine straight sides is a nonagon.
Enneahedral
it is called a straight angle, because the shape of the angle is a straight line.