# What Is a 180 Degree Angle Called?

A 180 degree angle is also referred to as a straight angle or a half circle, while 360 degrees is a full rotation. An angle is the space within two or more planes that diverge from a common point. Other examples of geometrical angles are acute angles, obtuse angles, complementary angles, supplementary angles and others.
Q&A Related to "What Is a 180 Degree Angle Called?"
 A straight angle also known as a line. http://wiki.answers.com/Q/What_is_a_180_degree_ang...
 A 180 degree angle is called a straight angle or a supplementary angle. Its also http://www.chacha.com/question/what-is-a-180-degre...
 It is called a straight angle. 0 to 90: acute. 90: right. 90 to 180: obtuse. 180: straight. http://answers.yahoo.com/question/index?qid=200905...
 Introduction to Supplementary Angles Two angles whose sum is equal to degrees are called supplementary angles . Each of them is called the supplement of the other angle . It is not http://www.tutorvista.com/ks/what-is-an-angle-grea...